Judge Emmet Sullivan's refusal to abide by the D.C. Circuit Court's decision to dismiss the Flynn case and subsequent appeal for an "en banc" decision is not without precedent. Flying under the radar is the role that Judge Sullivan has played in simultaneously overseeing both the Michael Flynn case and a major lawsuit against Trump. In Blumenthal v. Trump, Jerry Nadler, who oversaw the House impeachment of Trump, and some 200 congressional Democrats sought to sue the president according to the obscure "Emoluments Clause." The basic contention is that Trump is in a compromising position because his business holdings occasionally...