David Letterman on Trump targeting Seth Meyers: 'This is just delightful'

Former late-night host David Letterman is laughing off President Trump's attacks on fellow comedian Seth Meyers, which have included calling for his firing. "By the way, a shoutout to my friend Seth Meyers," Letterman said as part of a video posted to his YouTube page that first highlighted by HuffPost. "Oh, I know what it...