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Stephanie Stringfield, 81st Diagnostic and Therapeutics Squadron clinical laboratory technician, checks the port in the arm of Al Whitney, Platelets Across America founder/consultant, as Whitney donates platelets at the Medical Center Nov. 23, 2015, Keesler Air Force Base, Miss. Whitney has made over 760 donations in his life time. He has also donated platelets in all 50 states over the last five years. (U.S. Air Force photo by Kemberly Groue)
