Arizona earns dominant 75-54 win over No. 20 Colorado

Arizona guard Josh Green (0) drives past Colorado forward Lucas Siewert during the second half of an NCAA college basketball game Saturday, Jan. 18, 2020, in Tucson, Ariz. Arizona won 75-54. (AP Photo/Rick Scuteri)

Arizona forward Ira Lee (11) dunks over Colorado guard D'Shawn Schwartz (5) and Daylen Kountz during the second half of an NCAA college basketball game Saturday, Jan. 18, 2020, in Tucson, Ariz. Arizona won 75-54. (AP Photo/Rick Scuteri)

Colorado guard McKinley Wright IV (25) shields the ball from Arizona forward Ira Lee during the first half of an NCAA college basketball game Saturday, Jan. 18, 2020, in Tucson, Ariz. (AP Photo/Rick Scuteri)

Colorado guard Shane Gatling (0) shoots over Arizona forward Stone Gettings during the first half of an NCAA college basketball game Saturday, Jan. 18, 2020, in Tucson, Ariz. (AP Photo/Rick Scuteri)

Colorado guard D'Shawn Schwartz (5) drives past Arizona forward Stone Gettings during the first half of an NCAA college basketball game Saturday, Jan. 18, 2020, in Tucson, Ariz. (AP Photo/Rick Scuteri)

Colorado guard D'Shawn Schwartz (5) drives on Arizona guard Josh Green during the first half of an NCAA college basketball game Saturday, Jan. 18, 2020, in Tucson, Ariz. (AP Photo/Rick Scuteri)

Arizona forward Zeke Nnaji (22) shoots over Colorado forward Lucas Siewert during the second half of an NCAA college basketball game Saturday, Jan. 18, 2020, in Tucson, Ariz. Arizona won 75-54. (AP Photo/Rick Scuteri)

Arizona head coach Sean Miller reacts during the first half of an NCAA college basketball game against Colorado, Saturday, Jan. 18, 2020, in Tucson, Ariz. (AP Photo/Rick Scuteri)