Master Sgt. Cecil Dickerson, a loadmaster with the 144th Airlift Squadron, prepares to deploy illumination flares and position markers from the ramp of a C-17 Globemaster III from Joint Base Charleston during Air Mobility Command Test and Evaluation Squadron’s assessment of tactics, techniques and procedures for astronaut rescue and recovery efforts Jan. 22, 2020, off the coast of Florida near Patrick Air Force Base.