CAPE CANAVERAL, Fla. – STS-127 crew members gather at NASA Kennedy Space Center's Launch Pad 39A for a question-and-answer session with the media. At left is Commander Mark Polansky, introducing the other astronauts, who are, from left, Pilot Doug Hurley and Mission Specialists Julie Payette, Tom Marshburn, Tim Kopra, Chris Cassidy and Dave Wolf. Payette represents the Canadian Space Agency. In the background is the fixed service structure with the solid rocket boosters and external fuel tank attached to space shuttle Endeavour. The crew is at Kennedy for a launch dress rehearsal called the terminal countdown demonstration test, or TCDT, which includes emergency egress training and equipment familiarization. Space shuttle Endeavour's STS-127 mission is the final of three flights dedicated to the assembly of the Japanese Kibo laboratory complex on the International Space Station. Endeavour's launch is targeted for June 13. Photo credit: NASA/Kim Shiflett KSC-2009-3403