McConnell struggles to maintain GOP unity post-Bolton

McConnell struggles to maintain GOP unity post-Bolton-thehill: Senate Majority Leader Mitch McConnell (R-KY) is struggling to maintain control of President Trump’s impeachment trial following news of former national security adviser John Bolton’s bombshell manuscript. McConnell deflected growing calls, including from fellow GOP senators, to allow testimony from Bolton and other potential witnesses, which could prolong the trial and deal a massive blow to Trump and Republicans.