NASA Astronaut John "Danny" Olivas is seen preparing to board the space shuttle Discovery at pad 39a on a monitor in Firing Room Four of the Kennedy Space Center at Cape Canaveral, Fla., Monday, Aug. 24, 2009. Discovery is scheduled to launch Tuesday, Aug. 25, 2009 at 1:36 a.m. EDT and will carry the Leonardo supply module to the International Space Station during STS-128, along with a new crew member for the station, Nicole Stott. Photo Credit: (NASA/Bill Ingalls)