Texans quarterback Case Keenum has been ruled out for Sunday's game against the Broncos, the team announced on Wednesday

Keenum is dealing with ligament damage to his thumb.

"He couldn't grip a football yesterday," interim head coach Wade Phillips told reporters.

With Keenum out, Matt Schaub will start against Denver, with T.J. Yates serving as his backup.

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Aaron Wilson covers the Ravens for The Baltimore Sun.