San Jose Sharks' defenseman Marc-Edouard Vlasic (R) accidentally knocks the puck into his own net as teammates Dominic Moore (L) and goalie Antti Niemi look on during their NHL Western Conference quarter-final playoff hockey game against the St. Louis Blues in St. Louis, Missouri April 14, 2012. REUTERS/Sarah Conard (UNITED STATES - Tags: SPORT ICE HOCKEY)