hand and as she moves around the bed, the gun is tossed and it's found right underneath the bed here. >> blood lit by luminol traced kim's desperate path to a window on the other side of the bedroom. >> we know that she is opening these curtains. there are transfer stains and saturation stains on the curtain. the pull cord for the blinds has blood on it and there's blood on the window. now we know she's clam juroring to get out of the window. >> this could have been her escape? >> he came back. >> the man grabbed kim as she tried to escape. >> it was a very, very large saturation stain here on the floor and the knife was found next to it so this is basically where she was killed. this is where ultimately she lost her fight. >> the scenario told investigators about kim's brave but doomed struggle, but it also