Police say many witnesses and parents at the scene of the shooting have not cooperated with investigators.
A judge appointed the St. Joseph County prosecutor to investigate the case.
The reform comes in three parts, including teaching IMPD trainers how to lead implicit bias training.
Twenty-eight-year-old March Ratney was sentenced Monday.
Bryan Roach was named Chief of the Indianapolis Metropolitan Police Department by Mayor Joe Hogsett Wednesday.
Mayor Joe Hogsett's office announced Saturday that he had appointed Valerie Cunningham as acting chief.
No injuries were reported but the building's front was struck by at least a dozen bullets and at least two windows were damaged.
A bi-partisan group of Senators want to pass a bill that would enhance criminal penalties for anyone who targets off-duty law enforcement officers.
The man fired shots into an officer's home and vehicle. Police say the officer had once arrested the man on a weapons charge.
The officer's cruiser, parked outside his home, was struck three to four times. The officer and his family were home but weren't injured.