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An MRI performed on Vladimir Guerrero Jr.'s tight left hamstring showed no damage, but the Blue Jays are staying cautious with the first baseman.

The New York Mets placed catcher Francisco Alvarez on the 10-day injured list Tuesday with a right thumb UCL sprain.

The Nationals have recalled slugging first baseman Andrés Chaparro from Triple-A Rochester.

Giancarlo Stanton will return to the Yankees' lineup Tuesday night after missing three games with what the team described as general soreness, manager Aaron Boone told radio station WFAN.

Expansion is coming to baseball -- and it's likely to bring some radical changes to the league.

The sentencing of ex-MLB pitcher Dan Serafini on a murder conviction was delayed Monday as the judge agreed to hear the defense's motion for a new trial.

Here's what separates the Cy Young favorites from other aces, according to those who watch them most.

Milwaukee is on fire. New York is ice cold. Top players are hurt or struggling. Here's what it all means.

Toronto Blue Jays first baseman Vladimir Guerrero Jr. left Monday night's 5-2 loss to Pittsburgh because of hamstring tightness.

The Rockies rallied to beat the Dodgers 4-3 on Monday -- snapping a 10-game skid against L.A. -- courtesy of Warming Bernabel's walk-off single in the ninth inning after right fielder Teoscar Hernández failed to make a catch that turned into a double.

Ketel Marte explained he was "frustrated" and "in a bad spot" after his home was burglarized during the All-Star break, leading him to miss games.

Xander Bogaerts of the San Diego Padres had a home run overturned due to fan interference, leading manager Mike Shildt to be tossed for coming out of the dugout.

The Cubs plan to give struggling outfielder Kyle Tucker some days off to reset him, manager Craig Counsell said Monday. Tucker hasn't homered since mid-July and has no extra-base hits in August.

Orioles third baseman Jordan Westburg has left Monday night's game against the Red Sox with a sore right ankle.

Philadelphia Phillies ace Zack Wheeler had surgery Monday to remove a blood clot in his upper right arm, and the team says a timeline for his recovery remains uncertain.

A program from the first National Baseball Hall of Fame induction ceremony, signed by all 11 then-living inductees, has sold via Lelands Auctions for a record $315,000.

The Kansas City Royals scratched veteran Salvador Perez, who was supposed to catch for starter Michael Wacha and bat fifth in the lineup, from the starting lineup of their series opener against the Texas Rangers on Monday night because of an illness.

Here are the players you should be claiming off the fantasy waiver wire, including some top prospects making their MLB debuts.

An interview snub and a stray comment about Prague led to a parking lot protest of the Queen of Pop.

During his rehabilitation assignment with Triple-A Tacoma on Sunday, Mariners veteran outfielder Victor Robles was ejected from a game in Las Vegas, after he was nearly hit by an inside pitch and tossed his bat at starting pitcher Joey Estes.