The successful utilization of the Station-to-Shuttle Power Transfer System (SSPTS) has allowed shuttle managers to officially extend STS-118 by three extra docked days.
The news came on Flight Day 5, which also saw the use of the OBSS (Orbiter Boom Sensor System) on a Focused Inspection, to gain extra data on whether the damaged area of Endeavour’s TPS (Thermal Protection System) requires on orbit repair, ahead of test article testing at the Arcjet facility.