The Jackson Arnold era might already be over in Norman after a disastrous first half sunk No. 15 Oklahoma's hopes of an upset.

Sooners' quarterback Michael Hawkins Jr. speaks to the media following OU's 25-15 loss to the Tennessee Volunteers.

NORMAN, Okla. -- Tennessee Coach Josh Heupel won in his return to Oklahoma -- the same school he quarterbacked to a national ...

Oklahoma Sooners quarterback Jackson Arnold (11) warms up during a college football game between the University of Oklahoma ...

Tennessee coach Josh Heupel won in his return to Oklahoma — the same school he quarterbacked to a national championship in ...

Oklahoma coach Brent Venables said the team will "evaluate" the quarterback position after starter Jackson Arnold was benched ...

The Sooners got a rough start against the Vols from Jackson Arnold, and backup Michael Hawkins came in and moved the football ...