Arizona coach Sean Miller argues with an official during the second half of the team's NCAA college basketball game against Colorado in the quarterfinals of the Pac-12 Tournament on Thursday, March 9, 2017, in Las Vegas. Arizona won 92-78. (AP Photo/John Locher)

 John Locher

3: UCLA wins in five Pac-12 Tournament games against Arizona under Sean Miller (the Bruins and Wildcats have each won once in their two previous semifinal matchups).Β 

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