 Complete the following phrase:  The Navy suspected possible failure and launched a search, but Scorpion and her crew were declared presumed lost on 5 June. Her name was struck from the Naval Vessel Register on 30 June. The search continued with a team of mathematical consultants led by Dr. John Piña Craven, the chief scientist of the Navys Special Projects Division. They employed the methods of Bayesian search theory, initially developed during the search for a hydrogen bomb lost off the coast of Palomares, Spain, in January 1966 in the 