Processing activities for STS-91 continue in KSC's Orbiter Processing Facility Bay 2.

Processing activities for STS-91 continue in KSC's Orbiter Processing Facility Bay 2. Two Get Away Special (GAS) canisters are shown after their installation into Discovery's payload bay. The GAS canister on the left houses the Space Experiment Module (SEM-03), part of an educational initiative of NASA's Shuttle Small Payloads Project. On the right is a canister containing commemorative flags to be flown during the mission. STS-91 is scheduled to launch aboard the Space Shuttle Discovery for the ninth and final docking with the Russian Space Station Mir from KSC's Launch Pad 39A on June 2 with a launch window opening around 6:04 p.m. EDT