When a Trump supporter wearing a crude anti-CNN t-shirt was confronted by a political comedy show, he was adamant that CNN is “fake news” — but when pressed, couldn’t actually name anything they reported that was fake. In the clip from the show “The Good Liars,” Jason Selvig talks to a man donning a “Blue Lives Matter” cap, and a shirt in the format of the bootleg “Calvin peeing” meme, with Trump as Calvin urinating on a CNN logo. The discussion turned to the upcoming debate between President Joe Biden and former President Donald Trump, which CNN will host next week. “Fake news, CNN. It’s all …