KENNEDY SPACE CENTER, FLA. -- STS-92 Commander Brian Duffy is happy to return to KSC for the launch of Space Shuttle Discovery on Oct. 5. . He and other crew members Pilot Pamela Ann Melroy and Mission Specialists Koichi Wakata of Japan, Leroy Chiao, Peter J.K. Jeff” Wisoff, Michael E. Lopez-Alegria and William S. McArthur Jr. expressed their eagerness to launch to a waiting group of media at the Shuttle Landing Facility. The mission is the fifth flight for the construction of the International Space Station. The payload includes the Integrated Truss Structure Z-1 and the third Pressurized Mating Adapter. During the 11-day mission, four extravehicular activities (EVAs), or space walks, are planned.