Ted Miller Here's a look at what the Pac-12's top Heisman Trophy candidates did over the weekend. Names will be added or subtracted to the list, as warranted. Andrew Luck, QB, Stanford: Luck completed16 of 21 for 169 yards with two touchdowns and no interceptions in the win over Washington. He ranks*fifth in the nation in passing efficiency. Trending? Same. LaMichael James, RB, Oregon: James sat out the*Colorado game with a dislocated elbow.*While his*170.4 yards rushing per game would lead the nation, after missing two games he no longer qualifies for NCAA statistical rankings. Trending? Down. Chris Polk, RB, Washington: Polk rushed for 144 yards on 15 carries and scored on runs of 61 and 46 yards at Stanford. He ranks*fifth in the nation in rushing with 124.6 yards per game. Trending? Same. Matt Barkley, QB, USC: Barkley completed*24 of 35 passes for*224 yards with*three touchdowns*and no interceptions in the win over Notre Dame. He ranks 15th in the nation in passing efficiency. Trending? Up. Robert Woods, WR, USC: Woods caught 12 passes for 119 yards with two touchdowns in the win over Notre Dame. He also had a 26-yard punt return. He ranks No.*2 in the nation with*128.9 yards receiving per game. Trending: Up. Darron Thomas, QB, Oregon: Thomas didn't play against Colorado due to a knee injury. He ranks 9th in the nation in passing efficiency. Trending? Down. Keith Price, QB, Washington: Price completed 23 of 36 passes for 247 yards with a touchdown and an interception in the loss at Stanford. He ranks six in the nation in passing efficiency. Trending: down. Originally posted by ESPN.com - Pac-10 Blog Click here to view the article.