Leak checks in Discovery's aft engine compartment are in work. Inspections of the thermal protective tiles on the orbiter's forward reaction control system will pickup this week.
Preparations are underway for main engine removal, currently scheduled for tomorrow.
Atlantis' forward reaction control system will undergo functional tests today. Preparations are in work to move Endeavour from the VAB to OPF bay 1 tonight at about 6 p.m., weather permitting. Once there, processing will begin for Endeavour's next mission, STS-89. The system will reply with a confirmation via e-mail of each subscription.