 The Rob Carson Show. Joe Biden has dementia. And if you suddenly had a come-to-Jesus moment at the debate, you were just trying to cover your butt for four years of the abdication of your journalistic principles and your journalistic curiosity. When four years of this nonsense should have convinced them that he was not fit to be the President of the United States. The Rob Carson Show. Weekdays, noon to three, on Talk Radio 680 WCVM.