The passenger did not comply and continued to reach for the gun despite being told to keep his hands visible.
Video shows the officer firing his gun twice at the individual inside the red car.
A witness reported seeing the suspect being arrested by police behind the Papa John's Pizza.
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The victim was identified as 23-year-old Devon Evans Herlde of Fort Wayne.
Warren-Hill is the sibling of Dachena Warren-Hill, who was fatally shot by a Fort Wayne police officer in November 2023.
Two additional individuals sustained non-life-threatening injuries and were transported to a local hospital.
Several individuals involved in the incident have been detained and are currently undergoing interviews.