OTSEGO, Wis. — A woman on a bike has been struck and killed in Columbia County, according to sheriff's officials.

A 58-year-old woman was biking on county Highway B Sunday morning when she was struck by a Honda Civic near the town of Otsego.

She was pronounced dead at the scene by a University Hospital Med Flight doctor.

Authorities say the driver who struck the victim has been cooperating with the investigation and did not appear to be impaired.