A White man in his early 20s shot and killed three Black people at a Dollar General store in Jacksonville, Florida.
The suspect then died from a self-inflicted gunshot wound.
The FBI is investigating the shooting as a hate crime.
The suspect was wearing a tactical vest and mask and was armed with a Glock and an AR-15-style rifle.
The victims were two males and a female.
He had a history of violence and had been committed under Florida's Baker Act in 2017.
Jacksonville Dollar General shooter targeted Black people, sheriff says
The suspect lived in Jacksonville's Clay County with his parents.
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