ISS008-E-05553 (7 November 2003) --- Astronaut C. Michael Foale, Expedition 8 mission commander and NASA ISS science officer, floats in front of the galley in the Zvezda Service Module on the International Space Station (ISS) as he fills a Crew Healthcare System (CheCSS) Water Microbiology (WMK) in-flight analysis bag from the potable warter dispenser.