This allowed Houston to recover the ball on Oklahoma State's 24-yard line.
The kicker, Scott Norwood, recovered on the Dolphins' 29-yard line.
Baltimore recovered the ball on Houston's 2-yard line and scored a touchdown three plays later.
James Washington recovered for the Cowboys on their 1-yard line.
Then Indianapolis recovered an onside kick on their own 41-yard line.
Grigg recovered a fumble on Georgia's 13-yard line to set up Tulsa's only score of the game.
Cornell recovered a Princeton fumble on the Tiger's 19-yard line later in the quarter.
In the third quarter, he botched the catch and the Saints recovered the ball on the Jets' 22-yard line.
Patriots linebacker Roman Phifer recovered on the Eagles' 35-yard line.
Armstrong swiped at the ball, knocked it loose and recovered on the Lions' 42-yard line.