In October 2021, a tractor trailer struck and killed Staff Sgt. Jesse Sherrill of the State Police on Interstate 95 in Portsmouth.

James McGillicuddy, 35, of Medford, was arrested early Sunday on I-93 south in Canterbury, New Hampshire State Police said.

"Sherrill's Law" amends New Hampshire's "Move Over" law for roadside emergencies, and it's renamed for State Police Staff Sgt. Jesse Sherrill, who was killed while working a

A Merrimack woman is facing several charges after allegedly leading New Hampshire State Police on a chase that ended in Concord, authorities said.

A traffic enforcement initiative by the New Hampshire State Police on Interstate 95 resulted in 35 drivers being stopped for excessive speeding, including two individuals driving over 120 mph.

An 85-year-old man died in a multi-vehicle crash on a New Hampshire highway; a preliminary investigation points to a 17-year-old as the initial cause. No charges filed yet; police seek information.

A shooting in April on the Spaulding Turnpike in Dover involving a New Hampshire State Police trooper has been ruled justified.

Three years after New Hampshire accreditation process was created, about 50 police departments are engaged in it.

In October 2021, a tractor trailer struck and killed Staff Sgt. Jesse Sherrill of the State Police on Interstate 95 in Portsmouth.

The New Hampshire State Police are investigating the death of a Concord, NH woman who died in the Merrimack River on Sunday.