Murder-Suicide Domestic Violence Suspect Confession Parental Murder Possible Murder-Suicide Investigation Dismemberment Lori Vallow Daybell Chicago Suburb Murder Suspected Killer Victims Jason Karels Amy Vilardi Honour Killing Paris Murder Mother and Children Murder Menéndez Brothers Colegrove Family Murders Brenda and Erica Lafferty Criminal Intent Cover-Up Victim's Father Hitmen Drug-Related Crime Confession Menendez Brothers Oklahoma Property Murders Children Murder Oklahoma Conspiracy