Marnell Robertson Villarreal (3701)

5/6/2007: Villarreal set off an alarm at HPD headquarters as she ran past a metal detector with a raised knife, begging to be killed. She advanced on Officer A.B. Clay, standing in the lobby. Officer E.D. Smith, at his desk, shot her with a stun gun. Villarreal continued to advance on Officer Clay, who stepped back and fatally shot her.

Annual death count for Arizona 

Location of death