S89-E-5315 (26 Jan 1998) --- This Electronic Still Camera (ESC) image shows astronauts and cosmonaut guest researchers Andrew S. W. Thomas and David A. Wolf (giving thumbs up) in a hatchway onboard Russia's Mir Space Station. Thomas, replacing Wolf as cosmonaut guest researcher, will be the last American astronaut to serve a tour aboard Mir. This ESC view was taken on January 26, 1998, at 15:52:27 MET.