Oklahoma stuns No. 1 Texas 27-24 with last-second field goal

Oklahoma pulled off one of college football's great upsets on Saturday, beating No. 1 Texas 27-24 with a last-second field goal in a breathless finish to their storied rivalry clash.

Quarterback John Mateer was the architect of the decisive late drive, steering the Sooners downfield when the pressure was at its most intense and setting up the kick that silenced the Longhorns and sent Oklahoma's supporters into raptures.

The victory hands Texas its first defeat of the season and dramatically reshuffles the college football rankings, with the Sooners announcing themselves as genuine contenders after claiming the scalp of the nation's top-ranked side.