Ronald defeo - The True Story of Ronald DeFeo Jr & The Amityville Murders

Although Butch Defeo is notorious for the sheer number of contradictory stories he has told about the murders over the years, one of his more consistent accounts is, indeed, that Dawn took part in the killings.

The murder of the DeFeo family At around 6:30 on the evening of November 13, 1974, 23-year-old Ronald DeFeo, Jr.

However, at trial, the ballistics expert, Alfred Della Penna, testified that unburned gunpowder is discharged through the muzzle of a weapon, indicating that she was in proximity to the muzzle of the weapon when it was discharged and not that she fired the weapon.

DeFeo showered after the murders and then went to the local bar, acting hysterically and saying it looks like someone had killed his family.