An 89-year-old woman died Tuesday when struck by a tractor-trailer in Southwest Harbor.

The tractor-trailer, operated by Delbert Horton, 56, of Bangor, was making a right hand turn onto Village Green Way from the parking area beside the Southwest Harbor Library when the accident occurred shortly before 9 a.m., according to police.

The woman, Charlotte Rich of Southwest Harbor, was walking toward Village Green Way and the passenger side of the trailer. She fell and was struck by the tires of the forward rear passenger side axle. She was transported to Eastern Maine Medical Center in Bangor by helicopter but later died as a result of her injuries.

The names of those involved are being withheld pending the notification of family members.

The accident is under investigation.

We'll update this story as soon as we have more information.