Article Photos: OU basketball notebook: 3-pointers again the difference 3/3

Iowa State center Percy Gibson (24) shoots over Oklahoma's Cameron Clark, left, and Andrew Fitzgerald, right, during the second half of an NCAA college basketball game, Saturday, Feb. 18, 2012, in Ames, Iowa.  Iowa State won 80-69. (AP Photo/Charlie Neibergall) ORG XMIT: IACN107