Denver Broncos tight end Julius Thomas (80) is tackled by Houston Texans strong safety D.J. Swearinger (36) during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Joe Mahoney)

Denver Broncos head coach John Fox watches from the sideline during the first half of an NFL preseason football game against the Houston Texans, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Jack Dempsey)

Denver Broncos running back Ronnie Hillman (23) is tackled by Houston Texans inside linebacker Brian Cushing (56) and Keith Browner during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Joe Mahoney)

Denver Broncos quarterback Peyton Manning (18) throws under pressure against the Houston Texans during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Jack Dempsey)

Denver Broncos quarterback Peyton Manning (18) throws under pressure against the Houston Texans during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Jack Dempsey)

Denver Broncos cornerback Bradley Roby (29) breaks up a pass intended for Houston Texans wide receiver Andre Johnson (80) during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Jack Dempsey)

Denver Broncos quarterback Peyton Manning (18) warms up prior to an NFL preseason football game against the Houston Texans, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Jack Dempsey)

Houston Texans quarterback Ryan Fitzpatrick (14) throws against the Denver Broncos during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Jack Dempsey)

Denver Broncos running back C.J. Anderson (22) runs during the NFL preseason game between the Houston Texans and the Denver Broncos on Saturday, Aug. 23, 2014 at Sports Authority Field at Mile High in Denver. (Ric Tapia/NFL)

Denver Broncos cornerback Bradley Roby (29) tackles Houston Texans wide receiver Andre Johnson (80) during the NFL preseason game on Saturday, Aug. 23, 2014 at Sports Authority Field at Mile High in Denver. (Ric Tapia/NFL)

Houston Texans running back Jonathan Grimes stretches the football across the goal line for a touchdown against the Denver Broncos during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Brennan Linsley)

Houston Texans strong safety D.J. Swearinger (36) tackles Denver Broncos tight end Julius Thomas (80) during the NFL preseason game on Saturday, Aug. 23, 2014 at Sports Authority Field at Mile High in Denver. (Ric Tapia/NFL)

Denver Broncos quarterback Peyton Manning (18) throws during the NFL preseason game between the Houston Texans and the Denver Broncos on Saturday, Aug. 23, 2014 at Sports Authority Field at Mile High in Denver. (Ric Tapia/NFL)

Denver Broncos running back Ronnie Hillman (23) is hit by Houston Texans inside linebacker Brian Cushing (56) during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Brennan Linsley)

Denver Broncos wide receiver Emmanuel Sanders (10) celebrates his touchdown against the Houston Texans during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Jack Dempsey)

Denver Broncos running back Montee Ball (28) runs during the NFL preseason game between the Houston Texans and the Denver Broncos on Saturday, Aug. 23, 2014 at Sports Authority Field at Mile High in Denver. (Ric Tapia/NFL)

Denver Broncos cheerleader preforms during the NFL preseason game between the Houston Texans and the Denver Broncos on Saturday, Aug. 23, 2014 at Sports Authority Field at Mile High in Denver. (Ric Tapia/NFL)

Denver Broncos quarterback Peyton Manning (18) signals at the line during the NFL preseason game between the Houston Texans and the Denver Broncos on Saturday, Aug. 23, 2014 at Sports Authority Field at Mile High in Denver. (Ric Tapia/NFL)

Denver Broncos running back Montee Ball (28) runs during the NFL preseason game between the Houston Texans and the Denver Broncos on Saturday, Aug. 23, 2014 at Sports Authority Field at Mile High in Denver. (Ric Tapia/NFL)

Houston Texans running back Alfred Blue (44) is tackled by Denver Broncos outside linebacker Nate Irving (56) and Brandon Marshall (54) during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Joe Mahoney)

Houston Texans wide receiver Andre Johnson (80) is hit by Denver Broncos cornerback Bradley Roby (29) during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Joe Mahoney)

Denver Broncos wide receiver Emmanuel Sanders (10) is tackled by Houston Texans outside linebacker Justin Tuggle (57) during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Jack Dempsey)

Denver Broncos cheerleader preforms during the NFL preseason game between the Houston Texans and the Denver Broncos on Saturday, Aug. 23, 2014 at Sports Authority Field at Mile High in Denver. (Ric Tapia/NFL)

Denver Broncos wide receiver Emmanuel Sanders (10) pulls in a touchdown pass as Houston Texans defensive back Eddie Pleasant (35) pursues during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Joe Mahoney)

Houston Texans running back Jonathan Grimes (41) breaks free from Denver Broncos defensive tackle Sylvester Williams (92) during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Joe Mahoney)

Denver Broncos quarterback Peyton Manning (18) throws under pressure from Houston Texans defensive end Lawrence Sidbury (91) during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Joe Mahoney)

Houston Texans tight end C.J. Fiedorowicz (87) is hit by Denver Broncos free safety Rahim Moore (26) during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Joe Mahoney)

Houston Texans running back Alfred Blue (44) leaps over Denver Broncos defenders as Broncos outside linebacker Nate Irving (56) looks to make the hit during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Joe Mahoney)

Houston Texans wide receiver Keshawn Martin (82) runs after a catch as Denver Broncos outside linebacker Corey Nelson (47) and Lamin Barrow (57) defend during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Joe Mahoney)

Denver Broncos wide receiver Wes Welker (83) is hit by Houston Texans defensive back Brandon Harris (26) during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Jack Dempsey)

Denver Broncos wide receiver Emmanuel Sanders (10) celebrates his touchdown as Houston Texans cornerback A.J. Bouye (34) walks away during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Jack Dempsey)

The Denver Broncos, led by Peyton Manning (18), take the field prior to an NFL preseason football game against the Houston Texans, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Jack Dempsey)

Denver Broncos wide receiver Wes Welker (83) is hit by Houston Texans strong safety D.J. Swearinger (36) and Jeff Tarpinian (52) during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Jack Dempsey)

Houston Texans quarterback Ryan Fitzpatrick (14) escapes the reach of Denver Broncos outside linebacker Lerentee McCray (55) during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Joe Mahoney)

Houston Texans quarterback Ryan Fitzpatrick (14) throws as Denver Broncos defensive end Malik Jackson (97) defends during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Jack Dempsey)

Denver Broncos quarterback Brock Osweiler, center, is hit by Houston Texans defensive end Jeoffrey Pagan (97) and Elbert Mack (43) during the second half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Brennan Linsley)

Denver Broncos quarterback Brock Osweiler (17) throws under pressure from Houston Texans defensive back Eddie Pleasant (35) during the second half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Brennan Linsley)

Denver Broncos strong safety David Bruton Jr., left, stops Houston Texans tight end Ryan Griffin during the second half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Joe Mahoney)

Houston Texans quarterback Ryan Fitzpatrick (14) is hurried by Denver Broncos outside linebacker Von Miller (58) during an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Jack Dempsey)

Denver Broncos quarterback Peyton Manning watches from the sideline during the second half of an NFL preseason football game against the Houston Texans, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Jack Dempsey)

Fans watch the Denver Broncos and the Houston Texans play during the first half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Brennan Linsley)

Denver Broncos running back Kapri Bibbs (35) stiff arms Houston Texans defensive back Josh Victorian (27) during the NFL preseason game on Saturday, Aug. 23, 2014 at Sports Authority Field at Mile High in Denver. (Ric Tapia/NFL)

Denver Broncos running back Juwan Thompson (40) runs during the NFL preseason game between the Houston Texans and the Denver Broncos on Saturday, Aug. 23, 2014 at Sports Authority Field at Mile High in Denver. (Ric Tapia/NFL)

Houston Texans wide receiver Travis Labhart (19) celebrates after scoring on a 2-point conversion against the Denver Broncos, with teammates William Powell (33) and Lacoltan Bester (12) during the second half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. The Texans won 18-17. (AP Photo/Joe Mahoney)

Houston Texans tight end Ryan Griffin (84) scores against the Denver Broncos during the second half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. (AP Photo/Brennan Linsley)

Houston Texans running back Ronnie Brown (22) runs during the NFL preseason game between the Houston Texans and the Denver Broncos on Saturday, Aug. 23, 2014 at Sports Authority Field at Mile High in Denver. (Ric Tapia/NFL)

Denver Broncos running back Juwan Thompson (40) runs during the NFL preseason game between the Houston Texans and the Denver Broncos on Saturday, Aug. 23, 2014 at Sports Authority Field at Mile High in Denver. (Ric Tapia/NFL)

Houston Texans running back William Powell (33) is tackled by Denver Broncos defensive end Kenny Anunike (68) during the NFL preseason game on Saturday, Aug. 23, 2014 at Sports Authority Field at Mile High in Denver. (Ric Tapia/NFL)

Houston Texans tight end Ryan Griffin (84) breaks free for a touchdown run as Denver Broncos defensive back Charles Mitchell (41) defends during the second half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. The Texans won 18-17. (AP Photo/Jack Dempsey)

Houston Texans tight end Ryan Griffin (84) and Travis Labhart (19) celebrate a 2-point conversion against the Denver Broncos with teammates Austin Brown (71), James Ferentz (78), and Matt Feiler (74) during the second half of an NFL preseason football game, Saturday, Aug. 23, 2014, in Denver. The Texans won 18-17. (AP Photo/Jack Dempsey)