Marius Borg Hoiby faces a total of 38 charges, including assaulting ex-girlfriends and a serious drug offense in addition to the four counts of rape, and risks up to 16 years in prison if found guilty.

Marius Borg Høiby, the crown prince's blond stepson, is accused of 38 charges in a case that has attracted global interest.

Marius Borg Høiby arrested on suspicion of assault, making threats with knife and violating restraining order, police say