Mary Trump Is Pretty Sure Donald Trump Failed His Cognitive Test

President Trump’s niece Mary Trump, author of the new book “Too Much and Never Enough,“ notes that the cognitive test her uncle keeps bragging about isn’t a test of smarts, it’s a test typically administered to screen for the onset of dementia. #StephenAtHome #TooMuchandNeverEnough #MaryTrump Subscribe To “The Late Show“ Channel HERE: For more content from “The Late Show with Stephen Colbert“, click HERE: Watch full episodes of “The Late Show“ HERE: Like “The Late Show“ on Facebook HERE: Follow “The Late Show“ on Twitter HERE: Follow “The Late Show“ on Google HERE: Follow “The Late Show“ on Instagram HERE: Follow “The Late Show“ on Tumblr HERE: Watch The Late Show with Stephen Colbert weeknig