STS 51-F payload specialists during training

S85-34378 (4 June 1985) --- Payload specialists John-David Bartoe, left, and Loren W. Acton listen to a briefing by a crew trainer (out of frame) during emergency egress training for members of the Challenger's next crew. Later, the seven crewmembers used sky-genies to practice quick egress from a potentially troubled Space Shuttle craft. They are standing near the crew compartment trainer in the Shuttle mockup and integration lab at JSC.