A U.S. Air Force combat rescue officer, front, with the 131st Rescue Squadron assists Canadian Army Sgt. Richard Newman, a parachute instructor, with unloading parachutes off a truck at Natal Air Base, Natal, Brazil, Nov. 7, 2013, during CRUZEX 2013. CRUZEX is a Brazilian-led air-to-air, aerial refueling and command-and-control training exercise focused on building interoperability between several partner nation air forces.