This is that departments Use Of Force policy I found on another site about the grand jury.

a. The severity of the crime.
b. The impact of the person’s behavior on the public.
c. The extent to which the person posed an immediate threat to the safety of officers, self or others.
d. The extent to which the person actively resisted efforts at control.
e. Whether the person attempted to avoid control by flight.
f. The time, tactics and resources available.
g. Any circumstance that affects the balance of interests between the government and the person.

Going by this there was very little or even no justification for the shooting or the use of bean bags.

a. No crime committed.
b. No impact to the public.
c. No threat to the officers or public
d. He was being passive resistive.
e. He ran because he was shot with bean bags and the officers even testified that he may have thought it was done for no reason.
f. Time was on the side of the Law enforcement officers, He had no tactics, and no resources.
g. Obviously the safety of the officers was more important than the rights of a common black citizen to the extent that these officers had to make up the idea that this man was some kind of threat.

They deserve to go to prison but will more than likely be acquitted. Shameful!