Tiffany Barney, 19, of Friendswood, Texas, places flowers at the entrance of the Lyndon B. Johnson Space Center, Saturday, Feb. 1, 2003, in Clear Lake, Texas. (AP Photo)
Tiffany Barney, 19, of Friendswood, Texas, places flowers at the entrance of the Lyndon B. Johnson Space Center, Saturday, Feb. 1, 2003, in Clear Lake, Texas. (AP Photo)
A piece of charred cloth, possibly debris from the space shuttle Columbia, lies along U.S. Highway 84, west of Rusk, Texas. (HERB NYGREN JR./TYLER MORNING TELEGRAPH)