If he wins the election, Donald Trump would be the oldest president ever elected. After several appearances where his remarks were rambling or incoherent, and one event in which he swayed silently to music on stage for close to 40 minutes, questions are being raised about possible cognitive decline. Amna Nawaz discussed those concerns with author and clinical psychologist Dr. Ben Michaelis.
How so? His mental decline has been well established for some time now.