Police said an unknown gunman approached three people standing outside a home and started firing, hitting them. The gunman then took off running.
A 37-year-old man and a 10-year-old girl are in critical condition. The 9-year-old was in stable condition at the hospital.
Police do not have a good description of the gunman at this time. Detroit Police Chief James Craig said they have a suspect but are not releasing any more information for now. Craig said investigators believe