U.S. Air Force Col. Wayne Pritt, 633rd Medical Group commander, explains the safety status of the returning 633rd MDG Airmen during a reintergration briefing at Langley Air Force Base, Va., Oct. 20, 2014. Pritt told family members the returning Airmen had no known exposure to Ebola patients, and he encouraged family members to treat their returning Airmen no differently. (U.S. Air Force photo by Senior Airman Austin Harvill/Released)