The attorney general announced a separate inquiry to review of policies, procedures and practices at the Sacramento Police Department to identify ways to achieve safer outcomes.
Body camera footage shows two officers firing about 20 shots at Stephon Clark, then waiting five minutes without giving aid. The officers had responded to a 911 call of a man breaking car windows.
Stone, one of three Americans who helped stop a terrorist attack on a Paris-bound train in August, is said to be in stable condition following the incident in Sacramento.