The driver of a tractor-trailer suffered minor injuries in a crash that closed Interstate 89 southbound in Warner into early Sunday morning.

Multiple callers reported around 10:30 p.m. on Saturday that the tractor-trailer went off the road into the median. When they arrived, Troopers found a 2022 white FreightlinerCascadia with extensive damage. They determined the Freightliner struck a guardrail before going off the road and hitting multiple trees in the median.

Warner Fire Rescue freed the driver, identified as Joseph Johnston, 55, of Otisfield, Maine. Johnston was transported to Concord Hospital with minor injuries. After the initial investigation, Troopers and emergency medical services personnel determined the crash was the result of a medical emergency.

The left travel lane of I-89 southbound was closed for approximately five hours during the investigation and the Freightliner was removed. 

Anyone with additional information about the crash is asked to contact Trooper John Zavala at John.A.Zavala@dos.nh.gov.