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New York Yankees v Texas Rangers

ARLINGTON, TX - APRIL 23: Mariano Rivera #42 of the New York Yankees throws against the Texas Rangers at Rangers Ballpark in Arlington on April 23, 2012 in Arlington, Texas. (Photo by Ronald Martinez/Getty Images)

Yanks' Rivera suffers injury

New York Yankees closer Mariano Rivera was carted off the field and taken for tests after twisting his right knee shagging flyballs during batting practice May 3.