Article continues below advertisementDonald Trump is pushing back on claims that he's a "sleeper" - even though cameras caught him nodding off during a White House meeting this week.Article continues below advertisementOn Tuesday, November 18, the president met with Crown Prince Mohammed bin Salman, and at one point, footage showed Trump slumped in his chair, clearly fighting to stay awake. The moment immediately went viral, especially when a Saudi reporter brought up Trump's previous praise for the crown prince's nonstop work ethic during his visit to Riyadh back in May.