Green Scores 19, Arizona Beats Washington 77-70 at Pac-12

LAS VEGAS (AP) — Josh Green scored 19 points, Nico Mannion added 14 and Arizona opened the Pac-12 tournament with a 77-70 victory over Washington. The fifth-seeded Wildcats bounced back from an ugly home loss to Washington four days ago with a dominating start to the second half.  Arizona held the No. 12 seed Huskies without a field goal in the opening  6 1/2 minutes of the half, stretching a five-point lead to 15. Isaiah Stewart led the Huskies with 29 points and 12 rebounds.