Arizona's Mark Lyons (2) dribbles around Southern Mississippi's Deon Edwin (15) during the first half of an NCAA college basketball game in Tucson, Ariz.,Tuesday, Dec. 4, 2012. (AP Photo/John Miller)

Southern Mississippi's Jonathan Mills (24) can't hold on to the ball against the defense of Arizona's Brandon Ashley (21), Kaleb Tarczewski, rear, and Nick Johnson (13) during the first half of an NCAA college basketball game in Tucson, Ariz., Tuesday, Dec. 4, 2012. (AP Photo/John Miller)

Southern Mississippi's Jonathan Mills (24) tries to pass against Arizona's Solomon Hill during the first half of an NCAA college basketball game in Tucson, Ariz., Tuesday, Dec. 4, 2012. (AP Photo/Wily Low)

Southern Mississippi's Norville Carey (21) is defended by Arizona's Angelo Chol (30) and Brandon Ashley, right, during the first half of an NCAA college basketball game at McKale Center in Tucson, Ariz., Tuesday, Dec. 4, 2012. (AP Photo/Wily Low)

Arizona head coach Sean Miller cheers on his team against Southern Mississippi during the first half of an NCAA college basketball game at McKale Center in Tucson, Ariz., Tuesday, Dec. 4, 2012. (AP Photo/Wily Low)

Arizona's Brandon Ashley (21) looks to pass the ball around Southern Mississippi's Deon Edwin (15) during the first half of an NCAA college basketball game at McKale Center in Tucson, Ariz., Tuesday, Dec. 4, 2012. (AP Photo/Wily Low)

Southern Mississippi's Neil Watson (5) drives against Arizona's Soloman Hill, right, during the second half of an NCAA college basketball game at McKale Center in Tucson, Ariz.,Tuesday, Dec. 4, 2012. Arizona won 63-55. (AP Photo/John Miller)

Arizona's Kevin Parrom. right, passes against Southern Mississippi's Cedric Jenkins (10) during the second half of an NCAA college basketball game at McKale Center in Tucson, Ariz., Tuesday, Dec. 4, 2012. Arizona won 63-55. (AP Photo/John Miller)

Southern Mississippi head coach Donnie Tyndall argues an official's call during the first half of an NCAA college basketball game against Arizona at McKale Center in Tucson, Ariz., Tuesday, Dec. 4, 2012. Arizona won 63-55. (AP Photo/John Miller)

Arizona's Nick Johnson dunks against Southern Mississippi during the second half of an NCAA college basketball game at McKale Center in Tucson, Ariz., Tuesday, Dec. 4, 2012. Arizona won 63-55. (AP Photo/Wily Low)

FILE - Arizona's Nick Johnson dunks against Southern Mississippi during the second half of an NCAA college basketball game at McKale Center in Tucson, Ariz., in this Dec. 4, 2012 file photo. As the college basketball season nears its midpoint, the player of year honor appears to be up for grabs with roughly two dozen players who could be considered the best in the country. Nick Johnson is among a Pick 6 of players having outstanding seasons so far. (AP Photo/Wily Low, File)