Patrick Joseph White: Who is the accused Emory and CDC shooter?

The Georgia Bureau of Investigation has identified Patrick Joseph White as the active shooter in an incident near Emory University and the Centers for Disease Control and Prevention that left a DeKalb police officer dead. The GBI has not confirmed a motive for the shooting. However, one of White's neighbors said that he was upset over the COVID-19 vaccine. Another neighbor said they would not have suspected White of doing something like this.