With spring practices beginning across the Pac-12, we're taking a look at some of the key players and position groups that could shape the division races in 2017. Thursday, we'll examine the biggest strengths of each team in the North and South. Check back next week for a look at each team's biggest weakness.
Here's a look at the South:
Arizona: If the Territorial Cup was any indication of what’s to come, the Wildcats’ offensive line is a reason for optimism. Granted, it came against a porous Arizona State defense, but the Wildcats ran for 511 yards on 48 carries, and lot of that is a result of solid play up front.