ksc-01pp-1229

KENNEDY SPACE CENTER, Fla. -- At Launch Pad 39B, STS-104 Mission Specialist Michael L. Gernhardt pauses during payload walkdown in Atlantis’s payload bay. He and other crew members are taking part in Terminal Countdown Demonstration Test activities, which include emergency exit training from the orbiter, opportunities to inspect their mission payloads in the orbiter’s payload bay and simulated countdown exercises. The launch of Atlantis on mission STS-104 is scheduled July 12 from Launch Pad 39B. The mission is the 10th flight to the International Space Station and carries the Joint Airlock Module