It was apparently a “freak accident” that led to Mariano Rivera’s injury during the Yankees Old Timer’s Day game, Andy Pettitte said during an appearance on WFAN on Saturday. At the

The former Yankees closer loved shagging fly balls during his playing career. Even though it led to an injury that cost him most of the 2012 season, he did so at his own peril again.

Mariano Rivera tore an Achilles tendon while going after a fly ball at the Yankees' Old-Timers' Day game and needs surgery.