VIDEOPoor Jake Tapper is about to face a BRUTAL week hyping his new book "Original Sin" about the coverup of Joe Biden's mental decline. Too bad for Tapper that he was at the forefront of the media coverup with plenty of video clips to prove it. So what to do? Well, apparently Tapper must have thought that his waaaay too late FACT CHECK in the affirmative of a statement by President Trump that there was a coverup of Biden's mental decline would serve as his shield to protect him from the upcoming attacks on his credibility. FACT CHECK: Won't Work!...