Astronauts Jeffrey N. Williams (Col., USA), Sunita L.
Williams (Cmdr., USN) and Russian cosmonaut Konstantin M.
Kozeev (RSC-Energia) have been appointed to serve as the
backup crew for the International Space Station Expedition
10.

Jeff Williams, a U.S. Military Academy graduate, will be the
backup Station Commander. He previously flew aboard STS-101
as a mission specialist. Sunita Williams, a graduate of the
U.S. Naval Academy, and Kozeev will train as Space Station
Flight Engineers. Selected in the astronaut class of 1998,
she will be a first-time flier. Kozeev previously flew as a
member of the Soyuz 3 Taxi crew in 2001.

The prime crew for Expedition 10 is Commander Leroy Chiao,
NASA Space Station Science Officer John L. Phillips and
Flight Engineer Salizhan S. Sharipov.

For complete biographical information on the Expedition 10
crews, and other active astronauts, see the NASA Internet
biography page:

http://www.jsc.nasa.gov/Bios/astrobio_activedef.html

For information about current and former astronauts, visit
the Astronaut Biography page:

http://www.jsc.nasa.gov/Bios