Washington's 44-19 win over Illinois was enough to earn the Huskies a few more votes in the AP top 25 and USA Today coaches poll.
USC slid 11 spots in the coaches poll and eight spots in the AP poll after losing 37-31 at Boston College. Oregon remains the No. 2 team in the AP poll, and moved up a spot to No. 3 in the coaches poll.
Here's how the Pac-12 fared this week in the rankings (AP/coaches): Oregon (2/3), UCLA (12/10), Arizona State (15/13), Stanford (16/15), USC (17/21).