In April of this year, after persistent badgering by MSNBC's Chris Matthews, veteran commentator Pat Buchanan said the obvious about President Barack Obama: "I think he's affirmative action all the way." Matthews had been goading Buchanan to defend similar comments made by Donald Trump in his short-lived shot at the presidency. "How does a bad student go to Columbia and then to Harvard?" Trump had asked. "Let him show his records." "By charging that Obama was not admitted based on merit," the Nation fretted in an articled headlined "Confronting Trump's Coded Racism"...Had any of the above critics checked with Barack...