Lt. Col. Scott Dunning, 2nd Lt. Andre Young and Staff Sgt. Adrian Acasio, flight crew from the 1st Helicopter Squadron, prepare for takeoff on Joint Base Andrews, Md., July 30, 2020. The 1st HS provides local airlift for senior military and civilian leaders, high-ranking dignitaries, distinguished visitors, Defense Support of Civil Authorities, and emergency medical evacuation.