Surveillance video showed someone firing a gun at the back of Patricia McDermott's head. When Juan Covington emerged as a suspect, police were shocked by what came next.
After Chester Police Department Corporal Michael “Mike” Beverly was murdered in Pennsylvania, investigators used a "radical maneuver" to track down his killer.
Civic leader Barney Simms, 70, was found gunned down in his own front yard. Evidence pointed to him being at a Waffle House with Eric Banks, 17, earlier that day.