A frustrated Detroit Police Chief James Craig highlighted to reporters Monday that there have been four cases in less than a week where people fired or pointed guns at officers. The Detroit Police Department seized handguns and 20 long guns last week and made 70 concealed carry weapon arrests. More: FBI informant in planned governor attack details time embedded in alleged terrorist cell. MSP released video of the November incident last week, showing eight-year MSP veteran Parker Surbrook tell his police canine to stay on the driver, even after the driver told the trooper that he wasn't moving, that his leg was torn up and that the dog was choking him. More: MSP trooper charged with felonious assault after telling K9 to hold pleading, unresisting man. Chief Craig expressed outrage at the incident at Monday's news conference and said it's imperative for police agencies to be transparent when incidents like this occur.