Service members salute the national colors during a

Service members salute the national colors during a transfer of authority ceremony between Task Force Thunder of the 3rd Squadron, 3rd Cavalry Regiment (outgoing), commanded by Lt. Col. Brian Harthorn, and Task Force Bulldog of the 1st Battalion, 327th Infantry Regiment, 101st Airborne Division (incoming), commanded by Lt. Col. Eric Beaty, at Tactical Base Dwyer in Helmand Province, Afghanistan, March 19. The units conducted the ceremony to formally recognize the change of responsibility for the mission at the installation. (U.S. Army photo/released).