Yankees' pitcher Joba Chamberlain poses for a photo during spring...

Yankees' pitcher Joba Chamberlain poses for a photo during spring training. (Feb. 27, 2012) Credit: Newsday/J. Conrad Williams, Jr.

Joba Chamberlain, recovering from Tommy John surgery, ended a 30-pitch bullpen session by throwing eight sliders with the catcher squatting on home plate. The plan is for Chamberlain to spin some sliders from the mound Friday with the catcher behind the plate.

SUBSCRIBE

Unlimited Digital AccessOnly 25¢for 6 months

ACT NOWSALE ENDS SOON | CANCEL ANYTIME