FILE - In this Sept. 5, 2020, file photo, police use chemical irritants and crowd control munitions to disperse protesters during a demonstration in Portland, Ore. Authorities said Tuesday, June 15, 2021, a grand jury returned an indictment against a Portland police officer, accusing him of hitting a protester in the head with a baton in 2020. The city saw widespread, often violent protests following the police killing of George Floyd. (AP Photo/Noah Berger, File)
PORTLAND, Ore. — A team of 50 police officers who serve on a specialized crowd-control unit in Portland, Oregon, and respond to the city’s ongoing, often violent protests have resigned en masse after a team member was indicted on criminal charges.