A new report claims that Chris has ended his relationship with Karrueche Tran, and that Rihanna may be at the center of the split. The love triangle drama rages on! Amidst rumors that Chris Brown and Rihanna have been texting, a new report claims that the X singer has decided to end his long relationship with Karrueche Tran, who stood by him during his 90-day stint in rehab. Meanwhile a California judge has ordered Chris Brown to remain in an anger-management rehab program and told the pop singer to return to court in two months. HWL/HP.