The STS-121 crew pause in their prelaunch activities to talk to the media gathered.

The STS-121 crew pause in their prelaunch activities to talk to the media, gathered at left. They are standing in the landing area of the slidewire baskets. The crew members facing them are (from left) Mission Specialists Thomas Reiter of Germany, who represents the European Space Agency, Piers Sellers, Stephanie Wilson, Commander Steven Lindsey, Pilot Mark Kelly, and Mission Specialists Lisa Nowak and Michael Fossum. The crew is at Kennedy for Terminal Countdown Demonstration Test activities. Over several days, the crew will practice emergency egress from the pad and suit up in their orange flight suits for the simulated countdown to launch. Space Shuttle Discovery is designated to launch July 1 on mission STS-121. It will carry supplies to the International Space Station. Photo credit: NASA/Kim Shiflett