. >> ron elgis got the call. do you remember getting that call?cause i was sleeping. >> woke up fast to a very big problem. the killing just didn't make sense. >> appearing like a ghost has done this. no evidence, no weapon. even in the house said i don't know. >> a ghost? >> yeah. that's what it feels like because you have no idea. >> how was it possible melissa hadn't seen the person who shot ben? she had been lying right next to him. why was she unharmed? >> that's a red flag popping up, doesn't seem right. >> and had craig, melissa's teenage brother slept through the whole thing as he claimed? >> i opened my eyes and right in my face was a bunch of barrels from a machine gun. >> it was police guns he was looking at. police who had already discovered shotgun shells on craig's bedroom dresser. >> here comes another possibility. is he faking? >> melissa, craig and alyssa were taken to the sheriff's department at 4:00 after the shooting. melissa's best friend got a phone call. >> it was alyssa. crying. i'm at the police station. come down here. my