Republican presidential nominee Donald Trump, right, greets Democratic presidential nominee Hillary Clinton before the second presidential debate at Washington University in St. Louis, Sunday, Oct. 9, 2016.
Republican presidential nominee Donald Trump, right, greets Democratic presidential nominee Hillary Clinton before the second presidential debate at Washington University in St. Louis, Sunday, Oct. 9, 2016. Saul Loeb AP
Republican presidential nominee Donald Trump, right, greets Democratic presidential nominee Hillary Clinton before the second presidential debate at Washington University in St. Louis, Sunday, Oct. 9, 2016. Saul Loeb AP