New York Yankees reliever Scott Effross will be sidelined for an extended period with a Grade 2 left hamstring strain, manager Aaron Boone said Thursday.

New York Yankees pitcher JT Brubaker left his spring training appearance Friday after being struck in the lower back by a comebacker. Yankees manager Aaron Boone said after the game that Brubaker was being treated because he “tweaked his side” when trying to get out of the way of the ball that hit him.

Yankees reliever Scott Effross has a grade two hamstring strain, according to Yankees manager Aaron Boone, New York media reported Thursday. Effross, a 31-year-old right-hander, left his second spring training appearance after just one pitch Tuesday.

Lauren Gardner and Dan Plesac discuss Aaron Boone's two-year contract extension with the Yankees. New York Yankees; MLB Tonight; MLB Network; Aaron Boone

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New York Yankees pitching prospect Chase Hampton had Tommy John surgery Friday to repair his right elbow. Manager Aaron Boone announced the development after Friday's exhibition season opener. Selected in the sixth round of the 2022 amateur draft from Texas Tech,

On Saturday, during the second game of their Grapefruit League schedule, manager Aaron Boone and the New York Yankees used the Automated Ball-Strike System to turn a strikeout into a walk, then went on to score three runs in the sixth against Toronto.

Speaking to reporters Monday, New York Yankees manager Aaron Boone indicated that Giancarlo Stanton's departure from camp was not due to his elbow injuries.

Los Angeles Dodgers World Series winning pitcher slams New York Yankees manager Aaron Boone: 'He's just so hurt. It's so sad."

The Yankees and Braves played a Grapefruit League game on Sunday in North Port, Fla.