Houston Texans fullback James Casey (86) backs away from Tennessee Titans Zach Brown (55) and Tommie Campbell (37) to score a touchdown in the first quarter of an NFL football game Sunday, Sept. 30, 2012, in Houston. (AP Photo/Eric Gay)

Houston Texans strong safety Glover Quin (29) sacks Tennessee Titans quarterback Jake Locker in the first quarter of an NFL football game Sunday, Sept. 30, 2012, in Houston. Locker left the game after the play. (AP Photo/Dave Einsel)

Tennessee Titans quarterback Jake Locker throws a pass against the Houston Texans in the first quarter of an NFL football game Sunday, Sept. 30, 2012, in Houston. (AP Photo/Dave Einsel)

Tennessee Titans quarterback Jake Locker holds his finger after being sacked in the first quarter of an NFL football game against the Houston Texans Sunday, Sept. 30, 2012, in Houston. Locker left the filed after the play. (AP Photo/Eric Gay)

Tennessee Titans quarterback Jake Locker (10) is helped off the field after being sacked by Houston Texans strong safety Glover Quin in the first quarter of an NFL football game Sunday, Sept. 30, 2012, in Houston. (AP Photo/Dave Einsel)

Tennessee Titans' Jake Locker (10) leaves the game after being injured on a sack by Houston Texans' Glover Quin in the first quarter of an NFL football game Sunday, Sept. 30, 2012, in Houston. (AP Photo/Eric Gay)

Tennessee Titans' quarterback Jake Locker (10) is down after being sacked by Houston Texans' Glover Quin (29) in the first quarter of an NFL football game Sunday, Sept. 30, 2012, in Houston. Locker left the field after the play.(AP Photo/Eric Gay)

Tennessee Titans wide receiver Darius Reynaud (25) is tackled by Houston Texans' Bryan Braman (50) in the first quarter of an NFL football game Sunday, Sept. 30, 2012, in Houston. (AP Photo/Patric Schneider)

Tennessee Titans quarterback Matt Hasselbeck throws a pass against the Houston Texans in the second quarter of an NFL football game Sunday, Sept. 30, 2012, in Houston. (AP Photo/Patric Schneider)

Tennessee Titans running back Chris Johnson (28) is caught by Houston Texans defenders Connor Barwin (98) and Johnathan Joseph (24) in the second quarter of an NFL football game Sunday, Sept. 30, 2012, in Houston. (AP Photo/Dave Einsel)

Houston Texans Owen Daniels, left, is upended by Tennessee Titans defender Jordan Babineaux, right, in the second quarter of an NFL football game Sunday, Sept. 30, 2012, in Houston. (AP Photo/Dave Einsel)

Tennessee Titans quarterback Matt Hasselbeck (8) is sacked by Houston Texans defender J.J. Watt in the second quarter of an NFL football game Sunday, Sept. 30, 2012, in Houston. (AP Photo/Eric Gay)

Officials break up a skirmish between players including Tennessee Titans' David Stewart, left, and Houston Texans' Antonio Smith (94) in the second quarter of an NFL football game Sunday, Sept. 30, 2012, in Houston. (AP Photo/Eric Gay)

Tennessee Titans quarterback Matt Hasselbeck (8) tosses the ball to an official after he was sacked in the second quarter of an NFL football game against the Houston Texans Sunday, Sept. 30, 2012, in Houston. (AP Photo/Patric Schneider)

Houston Texans' Antonio Smith (94) knocks the ball loose from Tennessee Titans quarterback Matt Hasselbeck (8) during the fourth quarter of an NFL football game Sunday, Sept. 30, 2012, in Houston. The Texans recovered the ball. (AP Photo/Patric Schneider)

Tennessee Titans tight end Craig Stevens (88) scores against the against the Houston Texans in the second quarter of an NFL football game Sunday, Sept. 30, 2012, in Houston. (AP Photo/Eric Gay)