Oregon plays spoiler knocking off Washington 55-47

Oregon forward Francis Okoro (33) pulls down a rebound in front of Washington forward Noah Dickerson, second from left, and Oregon guard Ehab Amin (4), during the first half of an NCAA college basketball game, Saturday, March 9, 2019, in Seattle. (AP Photo/Ted S. Warren)

Washington forward Noah Dickerson (15) battles with Oregon forward Francis Okoro, right, for a rebound during the first half of an NCAA college basketball game, Saturday, March 9, 2019, in Seattle. (AP Photo/Ted S. Warren)

Washington guard David Crisp, right, is blocked by Oregon guard Will Richardson, second from right, as Oregon's Kenny Wooten (14) and Louis King, (2) watch during the first half of an NCAA college basketball game, Saturday, March 9, 2019, in Seattle. (AP Photo/Ted S. Warren)

Oregon forward Louis King, left, passes around Washington forward Nahziah Carter, center, during the first half of an NCAA college basketball game, Saturday, March 9, 2019, in Seattle. (AP Photo/Ted S. Warren)

Washington guard David Crisp, second from right, is blocked by Oregon forward Kenny Wooten, second from left, Will Richardson, left, and Louis King, right, during the first half of an NCAA college basketball game, Saturday, March 9, 2019, in Seattle. (AP Photo/Ted S. Warren)