Authorities still are investigating the 7:55 p.m. crash in which the driver of the motorcycle failed to negotiate a curve while northbound on Roskos Road, according to the Trempealeau County Sheriff's Department.
The motorcycle left the roadway and entered the southbound ditch before the driver lost control of the vehicle and it tipped over, the sheriff's department said. He then became entangled in the motorcycle and it came to rest.
The driver of the motorcycle was transported by helicopter to Luther Hospital in Eau Claire for head and leg injuries, according to authorities.

