Then-16-year-old was a witness in a case
                                
                                
                                    (Newser) -
                                    The chief US district judge in Washington, DC, resigned abruptly on Wednesday, the same day a Utah woman filed a lawsuit accusing him of repeatedly raping her 35 years ago,  NBC News  reports. The lawsuit claims Richard Roberts was a civil rights lawyer in 1981 when he "intimidated, coerced,...