New initiatives adopted in response to the national outcry over the deaths of George Floyd and other people of color killed by police, include the establishment of a diverse Civilian Oversight Committee for police and a renewed push to get a police union to agree to body cameras for officers, Mayor Joseph Curtatone said.

A Dorchester man charged with the attempted murder of 21 Boston police officers allegedly admitted opening fire early Monday as police responded to looting in the Back Bay, an action he took because he was angry police hit the windshield of his car as they tried to stop him from backing into another vehicle a short time before, a prosecutor said Wednesday.