that's one of those "flashbulb moments" where i can remember exactly where i was when i heard the news. Ironically, it's one of two such moments mentioned in mark wills's
nineteen somethin', the other being elvis's death, and i could show you where i was when i heard that news, too.
Nasa's memorial to the crews of apollo 1, challenger, and columbia:
http://www.nasa.gov/externalflash/dor11/
nasa's page on the challenger sts51-l accident:
http://www.hq.nasa.gov/office/pao/history/sts51l.html
youtube - mark wills - 19 somethin'