Darragh O'Neill punt for 51 yards for a touchback.
4th & 18 at COLO 49
COLO 49
1st & 10 at USC 20
USC 20
colorado drive: 5 plays 14 yards, 02:25 colorado punt, 2:25
COLO 35
Matt Barkley pass complete to Xavier Grimble for 9 yards to the USC 29.