Bay 2 at NASA's Kennedy Space Center in Florida a worker inside space shuttle Endeavour checks.

In Orbiter Processing Facility bay 2 at NASA's Kennedy Space Center in Florida, a worker inside space shuttle Endeavour checks the area where the new window will be installed. Endeavour is the designated launch vehicle for the STS-127 mission. The Japanese Experiment Module's Experiment Logistics Module-Exposed Section, or ELM-ES, is part of the payload on the mission, targeted for launch on May 15. Photo credit: NASA/Tim Jacobs