Man charged after alleged sexual assault of an 18 year-old over two nights at Coopers Plains A MAN who allegedly sexually assaulted a woman over two nights in southwest Brisbane this week has been charged. The 18-year-old woman was allegedly sexually assaulted by the man at Coopers Plains, on Monday and Tuesday night. The 30-year-old Coopers Plains man was charged with two counts of sexual assault and one count of unlawful stalking. He was due to appear in the Brisbane Magistrates Court on Thursday.