Arizona forward Derrick Williams reacts after blocking a shot by Memphis' Wesley Witherspoon in the final seconds of play at a West Regional NCAA tournament second-round college basketball game, ... more 
Arizona forward Derrick Williams reacts after blocking a shot by Memphis' Wesley Witherspoon in the final seconds of play at a West Regional NCAA tournament second-round college basketball game, Friday, March 18, 2011, in Tulsa, Okla. Arizona won 77-75. (AP Photo) less 
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Associated Press
Sun, Mar 20, 2011 8:37 PM EDT