Another busy week of Pac-12 football has shifted the balance of power in both the North and South divisions. The Arizona St. Sun Devils (5-2, 3-1) began the week in first place, but their loss to Oregon dropped them to one-half game back of the USC Trojans (6-1, 4-1) in the South division.

The UCLA Bruins are in third place with a 2-2 mark in conference play. The Arizona Wildcats picked up their first Pac-12 win of the season with a blowout over Washington, and they sit in fourth with a 1-3 mark. The 'Cats are now 4-3 overall this season. Colorado is in fifth at 1-3, while the Utah Utes are still winless at 0-4.

In the North, the Oregon Ducks and Oregon St. Beavers both sit atop the standings with perfect 4-0 records. Stanford is one game back at 3-1. California is 2-3, Washington is 1-3 and Washington State remains winless at 0-4.

Here is a complete look at the standings.