Upload Photo
In this image taken from video, New York
Caption / Share

In this image taken from video, New York Yankees' Mariano Rivera lies on the field after twisting his right knee shagging fly balls during batting practice. (May 3, 2012)(Credit: AP)

1 of 17

Share this photo

Mariano Rivera tears ACL

Yankees closer Mariano Rivera tore his ACL while shagging fly balls in the outfield at Kauffman Stadium in Kansas City. (May 4, 2012)