Lauri Markkanen had 26 points and 13 rebounds, Allonzo Trier scored a season-high 21 points and No. 5 Arizona held off a challenge from Washington for a 76-68 victory on Saturday night. Arizona (25-3, 14-1 Pac-12) remained on top of the conference standings and won its fourth straight. The Wildcats did it short-handed, with starters Dusan Ristic and Kadeem Allen out because of injuries.