Watertown police launch ‘Operation Smackdown’ to curb sale of heroin; 4 arrested, 3 on the run

WATERTOWN — Four people are facing charges and police are searching for three more in what they’re calling “Operation Smackdown.” It’s an effort to curb the sale of heroin, crack cocaine and prescription opiates, Watertown police said Tuesday. Starting in early September, detectives used informants, surveillance and undercover narcotics purchases, police said. “We started it […]