Madison man dies after one-car crash in Walworth County

WALWORTH COUNTY (WITI) -- A 58-year-old Madison man died in a single-car crash in Walworth County on Friday, December 19th.

The crash happened just after 3 p.m. several hundred yards off the road on Highway 12, west of County Trunk Hwy “H” in the Town of LaGrange.

Rescue Squad members from the Town of LaGrange arrived on scene. They were attempting life-saving measures to the driver and sole occupant of the vehicle. The driver, identified as Marc Semrow, was taken to a hospital where he was pronounced dead.

The initial investigation has revealed that Semrow's car was westbound on Hwy 12 when it began to swerve, crossed the centerline, and entered the field on the south side of the road. The vehicle continued through the field until it struck a tree and came to rest.

Officials say a medical event may have contributed to this crash. An autopsy will be performed to determine the exact cause of death in this matter.