First-Degree Murder Robbery Conviction Sentencing Trial Homicide Self-Defense Aggravated Murder Strangulation Blunt Force Trauma Exoneration Organized Crime Ex-Boyfriend Shooting Rampage Homicide Cases Dismissal of Charges Tampering with Evidence Demetrius Campbell Double Slaying Oklahoma Carol Stuart Convicted Murderers Second-degree Murder Lynching Cult Leader Trial Black Lives Matter Protests Racially Motivated Joran van der Sloot Assassination Capital Murder Trial Second-Degree Murder Suspects Victims Legal Appeals