Detailed text transcripts for TV channel - CNN - 20100306:03:18:00
Thoughtful student. >> i thought i knew him pretty well. i had him in a class where he was a pleasure to have him there. he would ask really good questions that would spark the class into having good questions. i would have characterized him as a gentle man. >> reporter: a link to the pentagon. badell, who studied biochemistry, proposed the pentagon fund his research on smart weapons. cnn obtained his 28-page proposal, though it's not clear if he ever submitted it to the defense department. at this point in badell's life, no apparent red flags. that changes in 2006. a search of criminal record...
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