Doolittle, Manek lead Oklahoma past Iowa St. 90-61

Oklahoma forward Kristian Doolittle (21) tries to steal the ball from Iowa State Prestiss Nixon (11) during the second half of an NCAA college basketball game in Norman, Okla., Wednesday, Feb. 12, 2020. (AP Photo/Kyle Phillips)

Oklahoma Kristian Doolittle shoots during the second half of the team's NCAA college basketball game against Iowa State in Norman, Okla., Wednesday, Feb. 12, 2020. (AP Photo/Kyle Phillips)

Oklahoma guard Alondes Williams shoots next to Iowa State forward George Conditt IV (4) during the second half of an NCAA college basketball game in Norman, Okla., Wednesday, Feb. 12, 2020. (AP Photo/Kyle Phillips)

Oklahoma guard Jamal Bieniemy (24) releases a shot next to Iowa State forward George Conditt IV (4) during the second half of an NCAA college basketball game in Norman, Okla., Wednesday, Feb. 12, 2020. (AP Photo/Kyle Phillips)

Oklahoma guard Jamal Bieniemy (24) steals a pass as Iowa State guard Prestiss Nixon (11) watches during the second half of an NCAA college basketball game in Norman, Okla., Wednesday, Feb. 12, 2020. (AP Photo/Kyle Phillips)