Senior Airman Derek Bradley and Airman 1st Class Courtney Nickel, both 97th Logistics Readiness Squadron aerial delivery specialists, assemble and secure platforms loaded with simulated cargo May 2, 2016, at Altus Air Force Base, Okla. Riggers build each platform used for loadmaster air drop training from the ground up, including packing the parachutes, securing the cargo, loading it into the aircraft, and recovering it after it has landed. (U.S. Air Force photo/Senior Airman Nathan Clark)