621st CRW participates in Angel de los Andes, Colombian led search and rescue exercise Published Sept. 18, 2018 By Staff Sgt. Robert Hicks 621st Contingency Response Wing Public Affairs GERMAN OLANO AIR BASE, Colombia -- Triage patients wait to be air evacuated on a Colombian Bell 212 helicopter during a simulation as part of the multilateral exercise Angel de los Andes Sept. 6, 2018 at German Olano Air Base, Colombia. The simulation focused on aeromedical evacuation and casualty evacuation operations. (U.S. Air Force photo by Staff Sgt. Robert Hicks)