Sgt. Ian Stoneback a Cavalry Scout with B troop, 6th Squadron, 1st Cavalry Regiment, 1st Armored Division ensures that no one comes onto the helicopter landing zone as aircraft land on Advising Platform Lightning Apr 13. Soldiers on AP Lightning perform multiple jobs over and above the Train, Advise and Assist missions. (U.S. Army photo provided by Sgt. Christopher B. Dennis, 1st Cavalry Division PAO. Photo edited for security purposes.)