SANTA FE, N.M. — A man who was out for his morning walk has died after being struck by a car while walking his dog, authorities said.

Authorities say the man, who was not identified, was walking his four-year-old pit bull terrier and the dog ran into the path of a car traveling south on Interstate 20 near Santa Fe.

The driver of the car struck the man on the shoulder.

He was taken to a local hospital where he was pronounced dead.

A woman, who had been walking the dog when the accident occurred, was taken into custody.

Authorities said the dog, named La Bella, was a stray.

The cause of the accident is under investigation.