] Fifteen minutes after the expected landing time, and with
] no word from the shuttle, NASA announced that search and
] rescue teams were being mobilized in Dallas and Fort
] Worth areas.
]
] NASA, while not saying the shuttle had exploded, broken
] up or crashed, warned that any debris found in the area
] should be avoided and could be hazardous.

CNN.com - Shuttle landing in question - Feb. 1, 2003