President Kennedy, General Curtis LeMay, and General Tommy Power. LeMay transformed SAC from a “creampuff outfit” to the most powerful military force in history. Official United States Air Force photograph, provided by the U.S. Strategic Command History OfficeA KC-135 tanker refueling a B-52 bomber. In 1966, the Strategic Air Command kept bombers in the air at all times, loaded with nuclear weapons, in anticipation of a Soviet surprise attack. Official United States Air Force photograph, provided by the U.S. Strategic Command History OfficeThe village of Palomares in 1966. Courtesy of Lewis MelsonFound on the day of the accident on the bank of a dry river, the first bomb was largely intact.Courtesy of Sandia National LaboratoriesSome of the high explosive in bomb number two detonated, exploding weapon fragments up to 100 yards in all directions. The surrounding area was highly contaminated.Courtesy of Sandia National LaboratoriesPepe Lopez pulled the parachute aside to find bomb number three. “I immediately knew this was a bomb,” he said. As in bomb number two, high explosive had detonated, scattering radioactive debris.Courtesy of Sandia National LaboratoriesBy February, hundreds of Americans were scouring the Spanish countryside for the missing bomb. When searchers found debris, they marked it with a colored flag or a bit of toilet paper. Courtesy of Sandia National LaboratoriesAdmiral William S. Guest (white hat) briefs Ambassador Angier Biddle Duke (right) at Camp Wilson. Duke clashed with the military over the secretive press policy. Rare Books, Manuscripts, and Special Collections Library, Duke UniversityDuke speaks with Palomares resident Antonio Sabiote Flores during a visit to the village, as Admiral Guest (left) and General Delmar Wilson (right) look on. Rare Books, Manuscripts, and Special Collections Library, Duke UniversityThe Air Force collected aircraft debris in a pile near Camp Wilson. Here it is loaded onto a barge to be dumped at sea.U.S. Naval Historical Center photographWorkers cleared a dense thicket of tomato stakes so fields could be decontaminated. The Air Force bought the tomatoes and fed them to airmen. Courtesy of Lewis MelsonTo dilute plutonium in the soil, the Americans agreed to plow or water more than five hundred acres of land.Courtesy of Lewis MelsonThe most contaminated dirt was packed into 4,810 barrels for shipment to the Savannah River nuclear processing center in South Carolina. Courtesy of Sandia National LaboratoriesManolo Gonzalez (right) and Joe Ramirez (standing left) with a photo-mosaic map used for claims work. Courtesy of Joe RamirezAlvin being lifted from the Fort Snelling’s well deck. The sub had completed only one mission prior to Palomares. U.S. Naval Historical Center photographAlvin pilots Bill Rainnie, Mac McCamis, and Val Wilson.Woods Hole Oceanographic InstitutionAdmiral Guest outlined four search areas, encompassing twenty-seven square miles of ocean. The area to search was larger than Manhattan. Courtesy of Lewis MelsonAluminaut under water. Larger and less maneuverable than Alvin, Aluminaut could stay submerged for up to seventy-two hours. Courtesy of Georgianna MarkelFrancisco Simo Orts, the Spanish fisherman who saw a “dead man” on a parachute fall into the sea. Guest centered a high-priority search area on Simo’s sighting. Courtesy of Sandia National LaboratoriesLieutenant Commander DeWitt “Red” Moody, an EOD expert who joined Guest’s inner circle.Official U.S. Navy photograph, courtesy of D. H. “Red” MoodyBrad Mooney, a thirty-five-year-old Navy lieutenant, was a veteran of the Thresher search and understood the submersibles’ capabilities. Courtesy of Brad MooneyAmbassador Duke (right) and Manuel Fraga Iribarne waving to photographers during their famous swim. The publicity stunt made papers around the world; Variety dubbed it the “Best Water Show since Aquacade.”Rare Books, Manuscripts, and Special Collections Library, Duke UniversityOn March 15, 1966, Alvin took this photo at about twenty-five hundred feet below the surface. “How do you know it’s not a parachute full of mud?” asked. Guest. U.S. Naval Historical Center photograph