US Navy (USN) Commander of the North American Aerospace Defense Command (NORAD) and Commander of the US Northern Command (USNORTHCOM) Admiral (ADM) Timothy J. Keating, sounds the air horn through Leprechaun Bob Schneidwind's microphone to start the 34th Annual Shamrock Marathon. Sailors participated in this event to actively show the importance of physical fitness and its impact on health and fleet readiness, at Virginia Beach, Virginia (VA)