A Lowell police officer drowned after diving off of a pleasure boat and into the Merrimack River in Tyngsboro on Saturday night.
A man charged in connection with a sexual assault in Lowell last week pleaded not guilty to the charges Thursday.
Police arrested a man on Wednesday in connection with a sexual assault in Lowell last week.
Lowell police are continuing to hunt for a man accused of sexually assaulting a woman out for a jog this weekend.
Lowell police are searching for a 21-year-old man who they say sexually assaulted and tried to kill a woman on the city’s Riverwalk on Friday.
Two women were stabbed in the driveway of a home in Lowell on Sunday.
Lowell Police are searching for a hit-and-run driver who seriously injured a teenager on Saturday night.