. >> the victim was 21 year old carolyn casey-- a day care worker.rents anita and larry- so proud of their eldest daughter. >> she was wonderful with kids. all the kids loved her. everyone loved her. >> never could they have prepared themselves for the dreadful phone call they received. >> "is your daughter carolyn casey?" i said, "yes." i think he said, "well, there's been an accident and your daughter's dead. a fire." >> when carolyn's younger sister amanda learned the news, she collapsed with grief. >> and i just-- i screamed really loud, made my ears ring from my screaming. >> they've got this wrong? >> yeah. something's wrong. she didn't-- she didn't die. and i said, "no, she's not dead. >> what was the turning point? >> i called her apartment. and she didn't answer. >> detective capps did say it was homicide. >> i think we -- we had a strong feeling that possibly there was some type of sexual assault that occurred and that somebody was trying to cover up some evidence. >> kelly brown of the eagle newspaper had another story to write. >> this is