KENOSHA, Wis. (CBS 58) -- Brian Nielsen, 57, died the evening of Wednesday, Nov. 11 after his SUV left the road and hit a tree, according to the Kenosha County Sheriff's Department.

The crash reportedly happened about 9:52 a.m. in the 9800 block of U.S. Highway 45.

According to officials, Nielsen's blue 2017 Ford Escape was heading south when it went into the west ditch and struck the tree.

Bristol Fire Department crews pulled Nielsen from the vehicle. He was taken to the Kenosha County Center, then flown by Flight For Life to Froedtert Hospital in Milwaukee with serious injuries.

The Kenosha County Medical Examiner's Office is looking into whether Nielsen had a medical emergency before the crash.

"We extend our sincere condolences to Mr. Nielsen's family and loved ones during this difficult time," Sheriff David Zoerner said in a statement.