It was good, is your answer.
The Colorado Buffaloes were visiting the Arizona Wildcats when the shot happened. It was supposed to be an improbable upset over an undefeated team ranked third in the nation. Colorado held a commanding 10-point with just under two minutes left, but the ‘Cats stormed back to tie the game at 80-80.
Chen’s shot was a last 0.1-second heave, a thirty-footer that banked off the glass. The refs reviewed the shot, looking over the McKale Center’s notoriously low-definition monitors. Despite video evidence suggesting the opposite, the refs ruled that the Chen was still touching the ball at the buzzer, that the shot was therefore no good.