discrepancies. >> so we started him en route to the jail, and he said, well, you found the body? and i said, yeah, we did, and he said, well, i guess i'm in trouble. >> investigators videotaped the interrogation. >> his original story when we first picked him up, he said the captain was caught in the trawl net, the boat was sinking and he swam off from the boat and watched it go down. >> he was underwater, and i started swimming off for the first platform i could get to. >> police informed alvin latham that the story he told didn't match the forensic evidence. >> he had several stab marks on his body, and we just need to know why you stabbed him. >> i didn't stab him. >> if raymond leiker's foot was caught in the net, he would have went down with that boat, okay? >> did you murder him? >> no. >> did you murder him? >> no. >> well, then i don't have to lock you up. but i want to know what happened. >> i'm trying to tell you, that's the best that i can. >> who murdered him, then, if