Camp slideshow: Day 13
The Texans were in game mode preparing for Saturday's game against the Broncos.

The Texans held a brief walk-through practice in the afternoon.

Linebacker Morlon Greenwood and Daniels wait for a special teams drills to begin.

Safety Nick Ferguson said this has been one of the most competitive camps of his career.

Owen Daniels has established himself as one of the top receiving tight ends in the NFL.

Kicker Kris Brown goes through kickoff reps.

Quarterback Shane Boyd competed against Alex Brink for the third roster spot in Saturday's game.

Quarterback Sage Rosenfels eyes a receiver.

Defensive coordinator Richard Smith reviews a play with the defense.

Wideout Mark Simmons looks for separation from safety Dominique Barber.

Safety C.C. Brown has secured his starting position.

Quarterback Matt Schaub will probably play for the first quarter against Denver.

Running back Ahman Green has been slated to start on Saturday.

Walker is fighting for a backup spot on the roster.

Running back Darius Walker finds a hole.

Wide receiver Jacoby Jones continued to get a lot of reps with Andre Johnson sidelined.