Adam Chow, 65, and his 4-year-old granddaughter were killed alongside a Target employee in the triple homicide.

A shooter shot and killed three people, including a child, at a Target on Research Boulevard in North Austin on Monday. Here's a timeline of what happened.

Among the three people killed in a random shooting at a Target store in Austin Tuesday were 66-year-old Adam Chow and his 4-year-old granddaughter, Astrid. Police say Ethan Nieneker, 32, fatally shot a Target employee in the parking lot and then turned his gun on the Chow family – killing two and injuring Chow’s wife before stealing their Toyota 4-Runner,