Briella Cose, a patient, visits with Lothair and Molly, American Red Cross certified therapy dogs at Langley Air Force Base, Va., Feb. 14, 2014. Lothair and Molly visit the U.S. Air Force Hospital Langley every Wednesday to brighten the spirits of patients and hospital staff members. (U.S. Air Force photo by Senior Airman Brittany Paerschke-O’Brien/Released)