A Sparta man was critically injured Friday morning as a result of a one-vehicle accident near Sparta.  Monroe County authorities said, “About 4:30am the Sheriff’s Office received a call of a crash on Highway 16 near Hazel Road in the Town of Adrian.  A 2002 GMC Sierra pickup was traveling west when the driver, 21-year old Landon Wilson, crossed the center line, swerved back across Highway 16 then struck some trees and damaged the Interstate fence.  Wilson was trapped in the truck and had to be extricated by the Sparta Area Fire Department.  Wilson was medically transported to a La Crosse hospital with critical injuries.  Alcohol is believed to be a contributing factor in the crash.”