Stephen Colbert went overtime to get into the “nitty crazy” of President Donald Trump’s press conference with Russian President Vladimir Putin on Monday, noting that, he was shaken to his core, but “at 54, there’s not a lot of core left.” Colbert devoted a two-part “Double Stuf Oreo” version of The Late Show’s opening monologue on Monday night to Trump and Putin after the two leaders met for a summit in Helsinki on Monday.