A medical vehicle transports twin newborns Parker and Laine McFall to Walter Reed National Military Medical Center for advanced neonatal care as part of an aeromedical evacuation mission on March 30, 2020.The twins were medically evauated from Osan Air Base, South Korea, and landed at Joint Base Andrews, Md., on March 30. U.S. Air Force Photo by Staff Sgt. Jason Huddleston.