Caleb Love sank a 55-foot shot at the buzzer in regulation to force overtime and then made two more 3-pointers in the extra session to lead Arizona to a 86-75 victory over No. 3 Iowa State on Monday in Tucson, Ariz.Arizona (14-6, 8-1 Big 12) has won 10 of its last 11 games while Iowa State (17-3, 7-2) has lost two of its past four games.Love’s 3-pointers in consecutive possessions in overtime put Arizona ahead 81-75 with 1:41 left.After Iowa State committed its third turnover over of the extra session, Arizona’s Carter Bryant converted his fourth 3-pointer of the game to stretch the lead to nine.The Wildcats scored the last 11 points of overtime. Iowa State shot 1 of 6 from the field in the extra period.Love, who missed his first seven shots from 3-point range, finished 4-for-13 from beyond the arc while scoring a game-high 22 points.Arizona’s Tobe Awaka finished with 17 points and 12 rebounds, and KJ Lewis and Bryant each had 14 points.Tamin Lipsey paced Iowa State with 18 points. Keshon Gilbert finished with 17 points, Joshua Jefferson had 15, and Dishon Jackson amassed 10 points and 10 rebounds.The game included 11 lead changes and 10 ties.Lewis was fouled with 29.8 seconds left in regulation, and he made both free throws to cut Arizona’s deficit to 68-67.