MLB news, Monday, August 17, 2026

70 full Posterior articles, with the original source linked.

  1. Nolan Arenado left Arizona's game with trunk discomfort, expects MRI

    Arenado departed Sunday's 5-3 loss to Atlanta with left trunk discomfort and told reporters he would probably get an MRI; an IL stint is possible.

    Source · MLB Trade Rumors

  2. Joshua Baez makes Cardinals debut in reportedly historic fashion

    Joshua Baez debuted with the Cardinals and reportedly delivered a historically great performance, per beat reporter Derrick Goold.

    Source · Derrick Goold · X

  3. Orioles hold half-game lead for third AL wild card spot after sweep and rivals' losses

    Baltimore moved into playoff position after sweeping Tampa Bay while every other wild card contender lost on the same day, per Yahoo Sports.

    Source · Yahoo Sports

  4. Phillies offense jumps from 30th to 1st in OBP during August surge

    Philadelphia has posted a .362 on-base percentage this month after sitting at .303 through July 31, per beat reporter Todd Zolecki.

    Source · Todd Zolecki · X

  5. Joshua Báez makes what's described as a historically great Cardinals debut

    The St. Louis hitter's first big-league game at Wrigley Field is being called one of the best debuts ever, per a report.

    Source · Patrick Mooney · X

  6. Reds bring up McCambley from Louisville for doubleheader against Cardinals

    Cincinnati selected right-hander Zach McCambley from Triple-A as the additional player for Monday's twin bill while designating Ron Marinaccio for assignment.

    Source · Cincinnati Reds · X

  7. Reds designate Ron Marinaccio for assignment, select Kent Emanuel from Triple-A

    Cincinnati designated right-hander Ron Marinaccio for assignment on Monday and selected lefty Kent Emanuel from Triple-A Louisville ahead of a doubleheader.

    Source · MLB Trade Rumors

  8. Joshua Baez makes Cardinals history in his MLB debut wearing borrowed gear

    Joshua Baez made Cardinals history in his MLB debut in borrowed cleats, batting gloves, and belt, per Cardinals beat reporter Derrick Goold; some of that gear is reportedly headed to Cooperstown.

    Source · Derrick Goold · X

  9. Luis Peña promoted to Double-A by the Brewers

    The Milwaukee Brewers announced that teenage pitching prospect Luis Peña is being promoted to Double-A.

    Source · Milwaukee Brewers · X

  10. Cardinals to play doubleheader in Cincinnati on Monday

    St. Louis will play two games against the Reds at Great American Ball Park on August 17, per the official Cardinals club account.

    Source · St. Louis Cardinals · X

  11. Alex Jackson accepts outright assignment to Triple-A St. Paul, stays in Twins organization

    Twins catcher Alex Jackson cleared waivers after his DFA and accepted an outright to Triple-A St. Paul, per MLBTR, forgoing free agency to remain with Minnesota.

    Source · MLB Trade Rumors

  12. Dodgers working on mechanical fixes for closer Edwin Díaz after 10.66 ERA

    Los Angeles closer Edwin Díaz is struggling with a 10.66 ERA, and the Dodgers are pursuing mechanical adjustments, per Fabian Ardaya.

    Source · Fabian Ardaya · X

  13. Dodgers fall below .500 since All-Star break, slip to second in MLB standings

    Los Angeles has played below .500 since the All-Star break and dropped to second in the overall MLB standings after losing three of four to the Brewers.

    Source · FanGraphs

  14. Minnesota Twins announce roster moves, details pending

    The Minnesota Twins official account posted notice of roster moves; the specifics of those transactions have not been detailed in reporting.

    Source · Minnesota Twins · X

  15. Yankees have hit 47 more home runs than Red Sox but scored just two more runs

    New York's 171 homers have produced 551 runs; Boston's 124 have yielded 549, per Bob Nightengale.

    Source · Bob Nightengale · X

  16. Kwanza Jones becomes first Black majority owner in MLB history as Padres sale approved

    MLB unanimously approved José E. Feliciano and Kwanza Jones as the new Padres ownership group; Jones is the first Black majority owner in league history.

    Source · Bob Nightengale · X

  17. Padres sale to Feliciano and Jones unanimously approved by MLB owners

    MLB owners unanimously approved the sale of the San Diego Padres to Jose E. Feliciano and Kwanza Jones, per CBS Sports.

    Source · CBS Sports

  18. Matt 'Tugboat' Wilkinson called up by San Francisco Giants

    MLB.com reports the Giants have called up LHP Matt 'Tugboat' Wilkinson; he is projected to start Wednesday against Cleveland.

    Source · MLB.com

  19. LHP Matt Wilkinson called up by Giants ahead of Cleveland series

    The San Francisco Giants announced the call-up of left-handed pitcher Matt "Tugboat" Wilkinson, who is slotted to start Wednesday against the Guardians.

    Source · MLB.com

  20. Matt 'Tugboat' Wilkinson called up by Giants, slated to start Wednesday

    The left-hander joins San Francisco and is listed as Wednesday's probable starter in Cleveland, per the club's announcement.

    Source · MLB.com

  21. Eli Morgan elects free agency after Royals DFA and waiver clearance

    Eli Morgan cleared waivers following his DFA by Kansas City and elected free agency, per MiLB.com, making him eligible to sign with any club.

    Source · MLB Trade Rumors

  22. Mets announce roster moves; specifics contained in inaccessible image

    The Mets posted a roster-move announcement via their official account, but the details were contained in a linked attachment that was not readable.

    Source · New York Mets · X

  23. Mets designate Gabriel Arias for assignment, select Christopher Morel from Triple-A

    The Mets designated infielder Gabriel Arias for assignment Monday after two games, selecting Christopher Morel's contract from Triple-A Syracuse to fill his 40-man spot.

    Source · MLB Trade Rumors

  24. Joshua Baez takes Cardinals leadoff spot while JJ Wetherholt rests

    JJ Wetherholt sat out and Joshua Baez led off for St. Louis, per Cardinals beat reporter Derrick Goold.

    Source · Derrick Goold · X

  25. Nationals move CJ Abrams from shortstop to second base mid-season

    Washington shifted its young infielder to second base rather than waiting until the offseason, per Mark Zuckerman, who characterized the timing as a possible unforced error.

    Source · Mark Zuckerman · X

  26. Oneil Cruz activated off the 60-day injured list by the Pittsburgh Pirates

    MLB.com reports the Pirates have activated shortstop Oneil Cruz off the 60-day IL, returning him to the active roster.

    Source · MLB.com

  27. Justin Thomas promoted to Double-A Corpus Christi after strong High-A season

    The Astros prospect batted .253/.408/.460 with 17 homers, 59 RBIs and 34 steals at Asheville, per Brian McTaggart.

    Source · Brian McTaggart · X

  28. Red Sox to select contract of RHP Wyatt Olds, option LHP Raymond Burgos

    Boston is reportedly calling up right-hander Wyatt Olds in a corresponding move that sends left-hander Raymond Burgos to the minors, per Alex Speier of The Boston Globe.

    Source · MLB Trade Rumors

  29. Red Sox select RHP Wyatt Olds from Triple-A Worcester to active roster

    Boston announced that right-hander Wyatt Olds has been selected from Triple-A Worcester to the active MLB roster, with LHP Raymond Burgos optioned to make room.

    Source · Boston Red Sox · X

  30. Red Sox select Wyatt Olds from Triple-A Worcester, option Raymond Burgos

    Boston brought the right-hander to the active roster and sent the left-hander down, per beat reporter Ian Browne.

    Source · Ian Browne · X

  31. Konnor Griffin cleared to transition out of split, expected to swing bat in Florida

    Griffin will travel to Florida after the homestand to begin swinging and catching by week's end, per director of sports medicine Todd Tomczyk.

    Source · Alex Stumpf · X

  32. Royals designate Starling Marte for assignment

    Kansas City brought back two infielders from the injured list and recalled a left-hander, clearing roster spots by optioning two players and designating Marte.

    Source · MLB Trade Rumors

  33. Arizona Diamondbacks announce roster moves; details not yet disclosed

    The Diamondbacks' official account posted a roster-move announcement, but the specific transactions remain unspecified.

    Source · Arizona Diamondbacks · X

  34. Jordan Lawlar returns to Arizona Diamondbacks' clubhouse ahead of expected activation

    Jordan Lawlar reportedly walked into the D-backs' clubhouse, per MLB Trade Rumors' Steve Adams, with his activation from the injured list appearing imminent but not yet announced.

    Source · MLB Trade Rumors

  35. Diamondbacks designate Andrew Hoffmann for assignment to reinstate Justin Martínez

    Arizona announced Hoffmann's DFA to open a 40-man spot for Justin Martínez, who is reportedly set to be reinstated from the 60-day IL.

    Source · MLB Trade Rumors

  36. Konnor Griffin no longer needs finger splint, could return within three weeks

    Griffin has shed his finger splint and could be back in action within three weeks, per MLB.com, though no formal timetable has been announced.

    Source · MLB.com

  37. Konnor Griffin sheds finger splint, could return within three weeks

    The Pirates prospect has progressed past the splint phase and could be back in action within three weeks, per MLB.com.

    Source · MLB.com

  38. Konnor Griffin sheds finger splint, targeting return within three weeks

    The Pirates prospect has progressed past the splint stage and could resume playing within three weeks, per MLB.com, though the club has not disclosed specifics of the injury or a formal timetable.

    Source · MLB.com

  39. Reds recall Zach Maxwell from Triple-A, designate Kent Emanuel for assignment

    Cincinnati brought up the right-hander from Louisville and placed the left-hander on waivers, the club announced Sunday.

    Source · Cincinnati Reds · X

  40. Edward Cabrera on IL with blister issue, Javier Assad recalled by Cubs

    The Cubs placed Edward Cabrera on the IL with a blister issue and recalled Javier Assad ahead of a crosstown series vs. the White Sox, per beat reporter Patrick Mooney.

    Source · Patrick Mooney · X

  41. Cubs place Cabrera and Swanson on injured list, recall Assad and Alcántara

    The Cubs moved Cabrera (right middle finger blister) to the 15-day IL and Swanson to the 10-day IL with a left oblique strain, recalling Assad, Alcántara, and selecting Miller's contract.

    Source · MLB Trade Rumors

  42. Carlos Rodón activated from IL by Yankees to start Tuesday vs. Orioles

    The left-hander returns to the rotation for the series opener in Baltimore, the club announced.

    Source · MLB.com

  43. Carlos Rodón activated from IL, set to start Tuesday vs. Orioles

    MLB.com reports the Yankees left-hander is back from the IL and slated to face Baltimore at Camden Yards on Tuesday, with the club holding the top Wild Card spot.

    Source · MLB.com

  44. Reds designate Kent Emanuel for assignment after doubleheader start

    Cincinnati moved LHP Kent Emanuel off the roster hours after his contract was selected from Triple-A Louisville and he started against St. Louis.

    Source · MLB Trade Rumors

  45. Dansby Swanson expected to miss four weeks with strained oblique, Cubs manager says

    Cubs manager Craig Counsell said Swanson is sidelined four weeks with a strained oblique, though a return before season's end remains the expectation.

    Source · Patrick Mooney · X

  46. Kyle Teel takes BP for the first time as White Sox catcher progresses in recovery

    White Sox catcher Kyle Teel took batting practice for the first time during his recovery, per Scott Merkin, and reportedly continues to feel good — a return timeline remains unconfirmed.

    Source · Scott Merkin · X

  47. Cubs announce roster moves with no details disclosed

    The club posted notice of transactions but provided only a link, leaving the nature and scope of the moves unspecified as of Sunday evening.

    Source · Chicago Cubs · X

  48. Pittsburgh Pirates announce roster moves; specific details not yet available

    The Pittsburgh Pirates club account announced roster moves Monday, though the players and transaction types involved have not been detailed in available reporting.

    Source · Pittsburgh Pirates · X

  49. Colson Montgomery gets a scheduled day off for the White Sox

    Beat reporter Scott Merkin reports Montgomery is sitting out today with a planned day off, not an injury, as Chicago leads the AL Central.

    Source · Scott Merkin · X

  50. Ethan Pecko called up by Astros for MLB debut, starts Wednesday vs. Angels

    Houston is calling up No. 9 prospect Ethan Pecko for his Major League debut, per MLB.com, with the right-hander set to start Wednesday.

    Source · MLB.com

  51. Ketel Marte placed on restricted list by Arizona Diamondbacks

    MLB.com reports the Diamondbacks placed star second baseman Ketel Marte on the restricted list; no reason or timetable has been reported.

    Source · MLB.com

  52. Anthony Bender set to begin rehab assignment with Triple-A Jacksonville

    The Marlins reliever is slated to start a minor-league rehab stint as he works his way back to Miami, MLB.com reported.

    Source · MLB.com

  53. Mateo launches first home run in Rays uniform

    The Tampa Bay Rays' official account announced that Mateo connected for his first home run as a member of the club, a milestone moment for the AL East leader.

    Source · Tampa Bay Rays · X

  54. Twins announce rain delay before Monday's game against Atlanta

    The club posted that the game is beginning in a delay, with further details to follow when available.

    Source · Minnesota Twins · X

  55. Max Fried placed back on IL with bone bruise in left elbow

    The Yankees left-hander has been diagnosed with a bone bruise in his left elbow and returns to the injured list.

    Source · MLB.com

  56. Ketel Marte placed on restricted list after failing to appear at Fenway Park

    The Diamondbacks placed second baseman Ketel Marte on the restricted list just before first pitch Monday in Boston after he did not show up to Fenway Park, per MLB Trade Rumors.

    Source · MLB Trade Rumors

  57. Ethan Pecko set to make MLB debut Wednesday for Astros vs. Angels

    Houston is reportedly set to select the 23-year-old right-hander for the second game of its series against Los Angeles.

    Source · MLB Trade Rumors

  58. Max Fried placed back on IL with bone bruise in left elbow

    MLB.com reports the Yankees have placed Max Fried back on the injured list after a bone bruise diagnosis in his left elbow; no timetable has been reported.

    Source · MLB.com

  59. Cubs president Jed Hoyer discusses Clay Holmes acquisition on podcast

    Chicago's baseball president addressed the deal and explained the reasoning behind landing the right-hander, per Jon Heyman.

    Source · Jon Heyman · X

  60. Martín Pérez throws 34-pitch first inning as Twins search for cleaner starts

    Pérez needed 34 pitches to get through the first inning, per Dan Hayes, echoing a pattern Minnesota established Sunday when it ran Andrew Painter to 25 pitches in a four-run frame.

    Source · Dan Hayes · X

  61. Trevor Story could return from sports hernia surgery this weekend, earlier than scheduled

    MLB.com reports the Red Sox shortstop is potentially on track to return sooner than originally expected, though the club has not announced a date.

    Source · MLB.com

  62. Blue Jays outright Lazaro Estrada to Triple-A Buffalo after he clears waivers

    Toronto outrighted RHP Lazaro Estrada to Triple-A Buffalo after he cleared waivers unclaimed following a DFA over the weekend.

    Source · MLB Trade Rumors

  63. Contreras gets late-game rest as Red Sox lead big; Seigler and Sogard step in

    With Boston up 10, Contreras was pulled for a couple of innings off his feet, per Ian Browne — Seigler entered at second base and Sogard shifted to first.

    Source · Ian Browne · X

  64. Cubs beat reporter raises questions about Edward Cabrera's future in Chicago

    Patrick Mooney's post suggests the club has not seen expected results from Cabrera, though no roster move has been reported.

    Source · Patrick Mooney · X

  65. Ketel Marte placed on restricted list after missing Diamondbacks game

    The Arizona infielder did not appear for a game due to a personal issue, per CBS Sports, and manager Torey Lovullo said there had been "very little" communication with Marte.

    Source · CBS Sports

  66. Cubs pitching issues 4 leadoff walks and a leadoff HBP in a single game

    Chicago Cubs pitchers have issued four leadoff walks and a leadoff hit by pitch in one game, per Scott Merkin, raising questions about command in a tight Wild Card race.

    Source · Scott Merkin · X

  67. Pete Crow-Armstrong reaches 30/30 with walk-off homer for Cubs

    The Cubs outfielder joined baseball's 30-homer, 30-steal club with a walk-off shot in 2025, per the club.

    Source · Chicago Cubs · X

  68. Ketel Marte placed on restricted list after not reporting for game at Fenway Park

    Arizona's star second baseman was placed on the restricted list by the D-backs after failing to report for a game at Fenway Park, per MLB.com.

    Source · MLB.com

  69. Braves fall 4-2 to Twins after four-run first inning at Target Field

    Atlanta dropped a 4-2 decision to Minnesota on August 17, 2026, per Yahoo Sports, after a 45-minute rain delay and an early deficit the offense couldn't overcome.

    Source · Yahoo Sports

  70. Bryan Hudson named White Sox starting pitcher for Tuesday at Wrigley

    Beat reporter Scott Merkin reports Hudson will start Tuesday against the Cubs; no formal club announcement has been issued.

    Source · Scott Merkin · X

MLB News, Monday, August 17, 2026 · Posterior Wire