Four people were taken to the hospital after a car accident on upper Main Street in Waterville Friday afternoon.

Augusta firefighters carry a person on backboard away from a car that slid off the road around toward a waiting stretcher around 5 p.m. on Friday, after a three-vehicle collision near Riverside Drive and Route 3 in Augusta. The accident took place in the northbound lane of Riverside Drive, just before the traffic light at Route 3. Additional details were unavailable early Friday evening.

Mark Murphy, 47, formerly of York County, a patient at Riverview Psychiatric Center attacked a 26-year-old mental health worker, until a second patient came to her rescue, according to a court affidavit.

Fire that destroyed a Northern Avenue apartment building in Augusta Thursday likely started in the first-floor rear apartment, investigators said Friday, and the city has asked the building’s owner to demolish the building soon because it’s unstable.