When Mucklow introduced the ultimate parachute to Cooper, she gave him printed directions for using the parachutes, but Cooper stated he did not want them. With a crew of six (consisting of Captain William A. Scott, First Officer William "Bill" J. Rataczak, Flight Engineer Harold E. Anderson and flight attendants Alice Hancock, Tina Mucklow and Florence Schaffner) and thirty-six passengers aboard, including Cooper, Flight 305 left Portland on-schedule at 2:50 pm PST. Cooper. Assuming the notice was a lonely businessman's telephone number, Schaffner dropped the notice unopened into her purse. On July 8, 2016, the FBI introduced active investigation of the Cooper case was suspended, citing the necessity to deploy investigative sources and manpower on problems with higher and extra pressing priority. In July 2016, the FBI officially suspended active investigation of the case, although reporters, enthusiasts, professional investigators and newbie sleuths continue to pursue quite a few theories for Cooper's identity, success and destiny. In his interview with FBI agents, passenger George Labissoniere stated he visited the restroom straight behind Cooper on several occasions. Additional knowledge supplied by Continental Airlines pilot Tom Bohan-who was flying four minutes behind Flight 305-led the FBI to recalculate their estimates for Cooper's drop zone.
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