A Racine man charged in an armed robbery at a drug house in Fond du Lac is going to prison. Fond du Lac judge Richard Nuss sentenced 27 year old Bobby Williams of Racine to five years in prison and six years extended supervision in connection with a March 2018 home invasion at a residence in the 300 block of Fourth Street. According to a criminal complaint police found large amounts of cocaine and marijuana, cash and two firearms. Three people inside the home told police they were robbed at gunpoint. Twenty nine year old Lakendrick Session of Fond du Lac is charged with six drug-related offenses. Session is being held on $100,000 cash.