Detailed text transcripts for TV channel - CNN - 20110207:00:24:00
Years greg was in prison was a test the sbi never shared, a more definitive test that showed the spot may not have been blood after all. the jury never heard it. chris mumma now had the document that turned the case on its head. >> we had that they had misrepresented what was on that truck. we had greg's innocence in our hands. >> reporter: at some point during your 17-year career inside prison, chris came to you and said guess what -- >> guess what? it wasn't blood. it still amazes me when i think about it, you know. because you just don't expect a lab to hide evidence. >> reporter: during hi...
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