then, two months after his arrest, eric wilson's dna came back negative. so detective ford went back to joe to ask for new names. as usual, joe complied. he gave a new statement in which he claimed that there were three other men involved-- two whose names he didn't know, and one who he named george clark. >> interviewer: did you know george clark? >> no, i didn't know george clark, but i knew derek, and that's who it turned out to be. >> narrator: the police couldn't find a george clark, but the description and resulting police sketch looked somewhat like derek tice. >> a friend of ours said, "well, there's a guy named derek that was on the george washington in the navy." so they got a cruise book from the george washington, showed it to joe. he flipped through it, saw me, said, "yeah, that's the guy." >> narrator: derek was another friend of danial. he was arrested in florida and taken to norfolk, virginia, for questioning. he, too, was taken to the interrogation room... to face glenn ford. >> ford, he postured like a bulldog-- leaning towards me, yellin