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The STS-8 crew members pause for a crew photo at Pad 39A after a question and answer session with the press. They were about to participate in the STS-8 countdown demonstration test. They will repeat many of their measures on Aug. 30 when they are scheduled to lift off aboard the space shuttle Challenger. From left to right are astronauts Dale A. Gardner, Guion S. Bluford, Dr. William E. Thornton, all mission specialists; Daniel C. Brandenstein, pilot; and Richard F. Truly, commander. The Challenger is in the background at complex 39.