, we're not 100 percent sure that the door was unlocked, there was no damage to anything in the door was still open. when we got there. >> the coroner describing a gruesome scene. >> there's quite a bit of blood in the apartment. and it's a pretty traumatic scene. to find four dead college students in a residence. >> the victims all members of greek life on campus appear to have been friends. pictured in this photo, posted by 21 year old kayleigh -- hours before their death. the caption, one lucky girl to be surrounded by these people every day. kayleigh was killed alongside 20-year-old zion a a junior majoring in marketing. 21-year-old madison -- a senior also majoring in marketing and 20 year old recreation sport in tourism management major ethan chapman. the university president visibly shaken. >> first, my deepest