Denver Broncos coach John Fox undergoes heart surgery

Houston Texans head coach Gary Kubiak is taken off the field on a stretcher during the second quarter of an NFL football game against the Indianapolis Colts, Sunday, Nov. 3, 2013, in Houston. (AP Photo/David J. Phillip)
Houston Texans head coach Gary Kubiak is taken off the field on a stretcher during the second quarter of an NFL football game against the Indianapolis Colts, Sunday, Nov. 3, 2013, in Houston. (AP Photo/David J. Phillip)
Advertisement