Anthony Griffin was a popular battle rapper who turned toward religious rhetoric. The police say he slashed three people with a machete before they killed him.
President Donald Trump officially named Vance his "fraud czar" earlier this month, following a series of raids in LA that saw federal authorities target many hospices in the area.
Mullin identified the victim as DHS employee Lauren Bullis, who was allegedly shot and stabbed while walking her dog in Brookhaven, Georgia on Monday. She was pronounced dead on the scene.