The Brief The driver charged in a fatal hit-and-run in Oconomowoc back in 2025 was sentenced to prison on Monday, July 27. 50-year-old Matthew Brennecke pleaded no contest to the charge. The man charged in a fatal hit-and-run in Oconomowoc back in 2025 pleaded no contest and was sentenced to prison. Matthew Brennecke in court for his plea and sentencingIn Waukesha County Court on Monday, July 27, Brennecke pleaded no contest to the charge. Related articleThe backstory:Oconomowoc police have arrested the driver who caused a hit-and-run crash Monday that killed an 87-year-old man.