 who's on the White House visitor logs as having gone there eight times in eight months, a specialist in Parkinson's disease, denials today of anything wrong. Tonight, a letter is released by President Biden's physician, Dr. Kevin O'Connor. He confirms that Dr. Kevin Kennard has visited the White House dozens of times since 2012. He's examined Mr. Biden for each of his annual physicals, with the results always made public. O'Connor says there are no signs of Parkinson's.