STS111-E-5238 (11 June 2002) --- Astronaut Philippe Perrin, STS-111 mission specialist, works on the installation of the Mobile Remote Servicer Base System (MBS) on the International Space Station’s (ISS) railcar, the Mobile Transporter, during the second scheduled session of extravehicular activity (EVA) for the STS-111 mission. Perrin represents CNES, the French Space Agency.