The judge overseeing the prosecution of former National Security Adviser Michael Flynn won’t immediately grant a U.S request to dismiss the case, saying he’s willing to hear from outsiders who want to weigh in on what should happen next. U.S. District Judge Emmet Sullivan in Washington said on Tuesday he would accept friend-of-the-court briefs in response to the dismissal request from Attorney General William Barr’s Justice Department, according to the court docket. Flynn had pleaded guilty to lying to federal agents and was cooperating with the investigation before deciding in January to try to withdraw that plea. The judge’s unusual...