Who Killed John O'Keefe?

The woman charged with second degree murder in the death of John O'Keefe has pushed back. Her attorneys have pointed the finger at people inside that home where the house party was and those outside, they say. There are accusations here that there was a dog inside the house that somehow got into a scuffle as well because of some marks on one of his forearms according to the autopsy report. The defense is alleging that that dog, the family dog in that home was basically it's lost.