were driven directly to the police department where they were questioned separately. according to police, in this critical moment, darly's story shifted. instead of waking to face an intruder, darly now claimed her son damon had woken her, calling mommy, mommy. she then saw a man with a knife and followed him into the utility room. >> i do not think that those two stories are mutually exclusive. darly could have been awoken by a burglar and momentarily have a memory lapse or blackout or whatever, and then also have some per accept thception that woken by the baby. >> all i was thinking about was trying to save the babies, i mean darren and i tried to safety babies, but it was too late, and the babies are gone. but we tried. we tried. and we have to live with that forever. >> 12 days after the murders, darren and darly return to the