Milwaukee Police are investigating a serious motor vehicle crash that happened around 3:15 a.m. on January 31. A 30-year-old Oconomowoc man was driving his 2013 Chevrolet Malibu northbound on N. 92nd Street at a high rate of speed. The driver lost control of his vehicle and collided with a building at the corner of N. 92nd Street and W. Capitol Drive. The driver suffered critical injuries and was transported to a local hospital for treatment. Our preliminary investigation reveals alcohol is believed to be a factor in the crash.