English: CAPE CANAVERAL, Fla. - At the Shuttle Landing Facility at NASA's Kennedy Space Center in Florida, members the STS-131 crew, each holding a flag from his or her country of origin, pose for a group portrait in front of space shuttle Discovery. From left are Mission Specialists Clayton Anderson, Naoko Yamazaki of the Japan Aerospace Exploration Agency, Stephanie Wilson, Dorothy Metcalf-Lindenburger and Rick Mastracchio; Pilot James P. Dutton Jr.; and Commander Alan Poindexter. Discovery landed on Runway 33 after 15 days in space, completing the more than 6.2-million-mile STS-131 mission on orbit 238. Main gear touchdown was at 9:08:35 a.m. EDT followed by nose gear touchdown at 9:08:47 a.m. and wheelstop at 9:09:33 a.m. The seven-member STS-131 crew carried the multi-purpose logistics module Leonardo, filled with supplies, a new crew sleeping quarters and science racks that were transferred to the International Space Station's laboratories. The crew also switched out a gyroscope on the station’s truss, installed a spare ammonia storage tank and retrieved a Japanese experiment from the station’s exterior. STS-131 is the 33rd shuttle mission to the station and the 131st shuttle mission overall. For information on the STS-131 mission and crew, visit http://www.nasa.gov/mission_pages/shuttle/shuttlemissions/sts131/index.html.