Air Force Capt. Shawn Lawson adjusts a respirator aboard a C-130J Hercules aircraft while transporting a patient from Kandahar Airfield, Afghanistan, to the Craig Joint Theater Hospital at Bagram Airfield, Afghanistan, Feb. 22, 2017. Lawson is a nurse assigned to the 455th Aeromedical Evacuation Squadron. Air Force photo by Staff Sgt. Katherine Spessa