Harmon scores 18; No. 24 Oklahoma tops No. 9 Alabama

Oklahoma's De'Vion Harmon (11) takes a shot against Alabama's Herbert Jones (1) as Oklahoma's Victor Iwuakor (0) looks on during the second half of an NCAA college basketball game in Norman, Okla., Saturday, Jan. 30, 2021. (AP Photo/Garett Fisbeck)

Alabama's Alex Reese (3) takes a shot against Oklahoma's Elijah Harkless (24) and Kur Kuath (52) during the first half of an NCAA college basketball game in Norman, Okla., Saturday, Jan. 30, 2021. (AP Photo/Garett Fisbeck)

Alabama's Jaden Shackelford (5) goes against Oklahoma's Umoja Gibson (2) during the first half of an NCAA college basketball game in Norman, Okla., Saturday, Jan. 30, 2021. (AP Photo/Garett Fisbeck)

Oklahoma's Umoja Gibson (2) passes the ball to Victor Iwuakor (0) away from Alabama's Jahvon Quinerly (13) and Alex Reese (3) during the second half of an NCAA college basketball game in Norman, Okla., Saturday, Jan. 30, 2021. (AP Photo/Garett Fisbeck)

Brady Manek (35) looks to shoot against Alabama's Herbert Jones (1) and Keon Ellis (14) during the second half of an NCAA college basketball game in Norman, Okla., Saturday, Jan. 30, 2021. (AP Photo/Garett Fisbeck)

Alabama's John Petty Jr., front, keeps the ball from Oklahoma's Umoja Gibson (2) during the second half of an NCAA college basketball game in Norman, Okla., Saturday, Jan. 30, 2021. (AP Photo/Garett Fisbeck)

Alabama's Herbert Jones (1) goes against Oklahoma's Elijah Harkless (24) during the second half of an NCAA college basketball game in Norman, Okla., Saturday, Jan. 30, 2021. (AP Photo/Garett Fisbeck)

Oklahoma's Jalen Hill (1) dunks the ball against Alabama's Juwan Gary (4) and Herbert Jones (1) during the second half of an NCAA college basketball game in Norman, Okla., Saturday, Jan. 30, 2021. (AP Photo/Garett Fisbeck)

Oklahoma's Victor Iwuakor (0) fights for the ball with Alabama's Herbert Jones (1) and Joshua Primo (11) during the first half of an NCAA college basketball game in Norman, Okla., Saturday, Jan. 30, 2021. (AP Photo/Garett Fisbeck)

Alabama's Joshua Primo (11), Herbert Jones (1), and James Rojas (33) fight for the ball with Oklahoma's Elijah Harkless (24) during the second half of an NCAA college basketball game in Norman, Okla., Saturday, Jan. 30, 2021. (AP Photo/Garett Fisbeck)

Oklahoma's Elijah Harkless (24) and Alabama's Keon Ellis (14) fight for the ball during the second half of an NCAA college basketball game in Norman, Okla., Saturday, Jan. 30, 2021. (AP Photo/Garett Fisbeck)