Ethan Nieneker went on a deadly rampage Monday afternoon in Austin, Texas, killing a Target employee, a 66-year-old man and his 4-year-old granddaughter.

Adam Chow, his 4-year-old granddaughter and Hector Leopoldo Martinez Machuca have been identified as the three people fatally shot outside the store on Aug. 11

Austin police named Ethan Nieneker as the suspect in a North Austin Target shooting that killed three, including a child; he faces capital murder charges.