Stock Photo - 04/08/2002 __ Making his first Shuttle flight, STS_110 Mission Specialist Lee M.E. Morin waits to finish suiting up for launch, scheduled for 4:40 p.m. EDT 20:40 GMT. STS_110 is the 13th assembly flight to the International Space Station, carrying the S0 Integrated Truss Structure and Mobile Transporter MT. On the 11_day mission, the mission features four spacewalks to attach the S0 truss, which will become the backbone of the Space Station, to the U.S. Lab, Destiny. The MT, a space railcar, is attached to the truss segment and will make its debut run during the flight