An article on the loss of communcation over the skies of Texas as Columbia was re-entering Earth’s atmosphere to wrap up a 16-day science mission.
www.space.com/missionlaunches/sts107_lost_030201.html
This Quicktime movie shows a replay from NASA TV coverage recorded as contact was lost with Columbia, including the final communications from the astronauts ::: http://qs240.pair.com/sfnvideo/sts107/030201nasatv_qt.html