cause they are married, Wambaeh said. Thewithout sex, prosecutors sayBy Sid SchwartiGazette StaffA Janesville man who prosecutors say agreed to a marriage of “friendship and necessity and no sex is accused of sexually assaulting his new bride days after their January wedding Donald J. Lukas, 67, of 1400 Joliet, was charged Monday in Rock County Circuit Court with three counts of felony third-degree sexual assault and two counts of misdemeanor fourth-degree sexual assault.His 34-year-old wife told police that her marriage to Lukas was a “marriage of friendship and necessity but was not to involve sexual relations and that Donald Lukas was aware of that, the criminal complaint reads.The woman thought of Lukas as a father, according to police reports. They married Jan. 10 but had separate bedrooms.The woman told police that Lukas touched her and had sex with her without her consent on three occasions in the weeks alter their marriage, according to the criminal complaint.Jefferson County District Attorney David J. Wambaeh agreed that sexual assault within a marriage is not often charged, but state statutes on sexual assault make no exceptions for married couples “You don't begin with consent implied be-state has to prove there was not consent.The woman said she repeatedly refused Lukas’ sexual advances, according to the criminalcomplaint.Lukas* attorney, Marc McCrory said: ‘‘Mr. Lukas looks forward to telling the truth about this matter, and he will do so at the appropriate time. We're not going to try this in the media.Although Janesville police did the investigation, Wambaeh is acting as special prosecutor.Rock County District Attorney David O 'Leary said it would be a conflict of interest for his office to handle the case because he represented the woman while he was in private practice.On Feb. 7, the woman filed for a restraining order against Lukas, which she received Ten days later, Lukas filed for divorce against her.