AUSTIN, Texas —

The Texas man who fatally shot three people in a Target parking lot, including a 4-year-old child and her grandfather, was unprovoked and opened fire randomly, police said Tuesday.

Police say a 32-year-old Ethan Nieneker fatally shot a Target worker gathering shopping carts in the parking lot, then killed a man and his granddaughter before stealing their car.

Austin police Sgt. Nathan Sexton said the victims were chosen randomly.

Police Chief Lisa Davis said Nieneker had a history of mental health problems, but said she was unaware of any specific diagnosis.

Online court records show that Nieneker had been arrested several times in recent years in both Travis County, which includes Austin, and neighboring Williamson County.

His arrests in Travis County included misdem

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