Norwegian Crown Princess Mette-Marit's son Marius Borg Hoiby, has been charged with 32 offences, including four counts of rape, a prosecutor said. Hoiby is the Mette-Marit's son from a relationship she was in before she married Norway's future king- Crown Prince Haakon. The charges against the 28-year-old include domestic abuse and illegal filming of women, including their genitals, reports said.