S96-E-5031 (29 May 1999) --- Astronaut Ellen Ochoa and cosmonaut Valery I. Tokarev return to the space shuttle Discovery after a brief intravehicular trip to the Pressurized Mating Adapter 2 (PMA 2) on flight day four. The photo was recorded with an electronic still camera (ESC) at 07:02:52 GMT, May 29, 1999. Photo credit: NASA