The anonymous author of a tell-all tome on the Donald Trump administration raises questions about the president's mental fitness to hold office. The author, who is described a 'senior official in the Trump administration,' claims Trump stumbles, slurs and is easily confused. 'I am not qualified to diagnose the president's mental acuity,' Anonymous writes, according to a copy of the book obtained by The Washington Post. 'All I can tell you is that normal people who spend any time with Donald Trump are uncomfortable by what they witness. He stumbles, slurs, gets confused, is easily irritated, and has trouble synthesizing...