Stanford's Dwight Powell (33) shoots against Oregon State's Joe Burton (11) and Challe Barton (4) during the first half of an NCAA college basketball game in Corvallis, Ore., Thursday, Feb. 21, 2013. ... more 

Stanford's Dwight Powell (33) shoots against Oregon State's Joe Burton (11) and Challe Barton (4) during the first half of an NCAA college basketball game in Corvallis, Ore., Thursday, Feb. 21, 2013. (AP Photo/Greg Wahl-Stephens) less