After completing a dive, Engineman SENIOR CHIEF Charles Payne rests with the aid of supplemental oxygen as Dive MASTER Medical Surgeon Commander Leland J. Morrison looks on. Both are members of the Naval Explosive Ordnance Disposal Mobil Unit 7 from San Diego, California. The high altitude of the lakes in the Rockies places extra stress on the divers searching for the 500 pound Mark 82 bombs carried by the A-10 that crashed on nearby Gold Dust Peak