Washington Redskins defensive end Jarvis Jenkins (99) hits Tampa Bay Buccaneers quarterback Mike Glennon (8) on the helmet as he prepares to throw during the first quarter of an NFL preseason football game Thursday, Aug. 29, 2013, in Tampa, Fla. (AP Photo/Phelan M. Ebenhack)

Photo by: Phelan M. Ebenhack

Washington Redskins defensive end Jarvis Jenkins (99) hits Tampa Bay Buccaneers quarterback Mike Glennon (8) on the helmet as he prepares to throw during the first quarter of an NFL preseason football game Thursday, Aug. 29, 2013, in Tampa, Fla. (AP Photo/Phelan M. Ebenhack)