Instant reaction to Pac-12 developments on the field … 1. Dynamic duo The Pac-12’s best players were on big stages Saturday, and both delivered with tour de force performances. Oregon defensive end Kayvon Thibodeaux produced 4.5 tackles-for-loss, two sacks and a forced fumble in the Ducks’ 34-31 victory over UCLA, which was shown nationally on ABC from the Rose Bowl. Then came USC receiver Drake London’s turn in primetime.