The Art of the Deal, expressed concerns over former President Donald Trump's mental sharpness during an interview with MSNBC’s Ari Melber on Thursday.

MSNBC’s Ari Melber reports on Kamala Harris’ star-studded campaign event with Oprah Winfrey in Michigan. (Check out The ...

Tony Schwartz, ghostwriter of "The Art of The Deal," said Trump "seems to have lost a step or two" and can no longer excite ...

Author Tony Schwartz and former House Speaker Nancy Pelosi seem to agree that the former president has ‘lost a step or two’ ...