Five injured players who could tip playoffs 

March, 7, 2012
3/07/12
8:46
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Sidney Crosby Bruce Bennett/Getty ImagesNothing will change the NHL's playoff races more than the potential return of Sidney Crosby.
Pittsburgh Penguins GM Ray Shero made a calculated gamble at the trade deadline to pass on adding major salary to keep cap space open for his captain Sidney Crosby to return during the regular season. Knowing the unpredictable nature of concussions and Crosby's recovery, there were no guarantees it would work out. There still aren't.

But Tuesday's news that Crosby is symptom-free and cleared for contact is huge news for the Penguins.