ISS013-E-49645 (8 July 2006) --- Astronaut Michael E. Fossum, STS-121 mission specialist, used a digital still camera to expose a photo of his helmet visor during today's session of extravehicular activity (EVA) while Space Shuttle Discovery was docked with the International Space Station. Also visible in the reflections in the visor are fellow spacewalker Piers J. Sellers, mission specialist, Earth's horizon and a station solar array.