180815-N-ZZ999-384 PEARL HARBOR (Aug. 15, 2014) Former Army Staff Sgt. Jed Kennedy, a Purple Heart medal recipient, speaks about the importance of blood donation efforts with Sailors from the Los Angeles-class attack submarine USS Buffalo (SSN 715) at Joint Base Pearl Harbor-Hickam. Kennedy received 10 pints of life-saving blood after being wounded in action while fighting Taliban forces in Ghazni Province, Afghanistan. Kennedy is the brother of Buffalo's engineering officer. (U.S. Navy by photo Culinary Specialist 2nd Class Kekoa Ulep/Released)