A 4-year-old girl, her grandfather and a Target employee have been identified as the victims killed in a shooting outside of a Target store in Austin, Texas, according to police.

Adam Chow, along with his 4-year-old granddaughter Astrid Fung, and Rosa Martinez Machuca were killed in what police have described as a "random attack."

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.