Volunteers recruit potential donors to save lives
An Airman fills out a C.W. Bill Young Department of Defense Marrow Donor registration form during the Relay for Life event at the outdoor track on Spangdhalem Air Base, Germany, July 31, 2015. Qualifications to register as a marrow donor include being between the ages of 18 and 60, in general good health, and a DoD identification card holder. (U.S. Air Force photo by Airman 1st Class Luke Kitterman/Released)