A 65-year-old Larsen man suffered serious injuries after a motorcycle crash in Waupaca County.
It happened around 5:20 p.m. Sunday on Stone Ridge Road near Highway 110 in the Town of Union.
The motorcycle failed to negotiate a curve and overturned after entering the ditch.
The man was airlifted to ThedaCare Regional Medical Center-Neenah.
The crash remains under investigation.