CLARK

U.S. Navy Capt. (select) Laurel Blair Salton Clark, 41, of Racine, Wis., was a mission specialist making her first shuttle flight. Holder of a bachelor's degree in zoology and a doctorate in medicine from the University of Wisconsin-Madison, she did post-graduate work in pediatrics. During medical school, she was on active duty with the Diving Medicine Dept. of the Naval Experimental Diving Unit and completed training as an undersea medical officer. Besides serving as a submariner medical officer, she made dives with U.S. Navy Seals. Later, she received aeromedical training and became a naval flight surgeon working with Marine AV-8B Harrier units. She was selected as an astronaut in April 1996 and worked with the Astronaut Office's payloads and habitability branch prior to her assignment on STS-107. She leaves a husband and a son.

  USAF Col. Rick Douglas Husband
  Col. Ilan Ramon
  Mission specialist Kalpana Chawla
  Capt. David M. Brown
  U.S. Navy Cdr. William C. McCool
  Lt. Col. Michael P. Anderson
  U.S. Navy Capt. (select) Laurel Blair Salton Clark

Special Report: Columbia Investigation