Officer and Utility Worker Killed in Hit-and-Run Crash; Suspect Also Accused of Stealing Cruiser

WALTHAM, Mass.—A pickup truck driver in a suburb of Boston is accused of crashing into a police officer and a utility employee at a work site, killing them, then pulling a knife on another officer before stealing his cruiser and crashing, law enforcement officials said. Two other utility workers were injured in the initial crash Wednesday afternoon in Waltham, about 10 miles west of Boston, and “multiple other vehicles” were struck by the truck before it was abandoned, Middlesex District Attorney Marian Ryan said in a news release. “Clearly what happened … is an unimaginable tragedy,” Ms. Ryan said at a news conference. “These two men were doing their job at 4 o’clock in the afternoon when they were killed and crashes like this happen far too often.”...