Nashville Predators center Mike Fisher, top, gets tangled with Edmonton Oilers defenseman Jeff Petry during the second period of an NHL hockey game Friday, March 8, 2013, in Nashville, Tenn. (AP ... more 

Nashville Predators center Mike Fisher, top, gets tangled with Edmonton Oilers defenseman Jeff Petry during the second period of an NHL hockey game Friday, March 8, 2013, in Nashville, Tenn. (AP Photo/Mark Humphrey) less