Appearing on MSNBC on the anniversary of the Jan. 6 riot, former federal prosecutor Glenn Kirschner explained that the Supreme Court will be hard-pressed to ignore a lower court ruling that Donald Trump did in fact engage in an act of insurrection. Now the nation’s highest court has agreed to rule on whether the former president can be banned from running for office based upon provisions contained within the 14th Amendment. Speaking with host Katie Phang, Kirschner noted that the Colorado Supreme Court affirmed a lower court finding that Trump took part in an insurrection, which should box in …