Each week for the remainder of the college basketball season, The Oregonian/OregonLive will release weekly Pac-12 power rankings.
Click here for last week's installment.
Another week provided further separation from everybody else for the best three teams in the conference.
The Saturday matchup between No. 5 UCLA and No. 4 Arizona will be the seventh meeting of AP top 5 teams in league history. It will be the first since 2008, when No. 5 UCLA beat No. 4 Washington State 81-74.
Last week: Won 102-70 vs. USC
Saturday marked arguably the Bruins’ biggest statement win since beating Kentucky.