Orbiter Discovery backs out of Orbiter Processing Facility bay 2 atop its transporter for the short trip to the Vehicle Assembly Building. There it will be mated with its external tank and solid rocket boosters for its launch on mission STS-105. The payload on this 11th mission to the International Space Station includes the Multi-Purpose Logistics Module Leonardo, which was built by the Italian Space Agency. Leonardo will be outfitted with 12 racks of experiments and equipment. Launch of Discovery is scheduled for no earlier than Aug. 5, 2001