Federal prosecutors on Tuesday requested the judge overseeing ex-Donald Trump adviser Steve Bannon's criminal contempt of Congress case to order that he begin his four-month prison sentence, after an appeals court last week upheld his conviction. Prosecutors said there is no legal basis for Judge Carl Nichols to continue the stay on Bannon serving his sentence after the D.C. Circuit Court of Appeals' conclusive ruling that rejected the basis for Bannon's appeal on all grounds. "Consequently, there is no longer a 'substantial question of law that is likely to result in a reversal or an order for a new trial,'"...