President Joe Biden’s overall health and age have become such a problem that the U.S. Secret Service have be forced to step in. An agent has now been assigned to monitor Biden’s cling onto Air Force One to ensure he doesn’t fall , The New York Times reported. Biden, 81, is the oldest president ever to serve. The president’s declining mental acuity has become more evident as concerns about his age mount. Last September, Biden almost tumbled down the stairs of Air Force One as he arrived in Michigan. There have also been multiple instances of him falling publicly during...