STS-72 Extravehicular Mobility Unit (EMU) suited Mission Specialist Leroy Chiao (EV1), standing in Portable Work Platform (PWP) mounted on the remote manipulator system (RMS) arm, holds the unstowed rigid umbilical (RU) which will be deployed against the width of the payload bay (088-92). Mission Specialist Dan Barry (EV2) checks the RU hinge as it unfolds (092-95).