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STS-39 Mission Specialist (MS) Richard J. Hieb, wearing launch and entry suit (LES) and launch and entry helmet (LEH), is hoisted above JSC's Weightless Environment Training Facility (WETF) Bldg 29 pool via his parachute harness. Hieb will be dropped from the harness into the WETF's 25 ft deep pool to simulate an emergency egress bailout from the Space Shuttle into the ocean. Divers in the pool will ensure Hieb's safety during the exercise.