Former president Bill Clinton, third from left, shakes hands with, from left, Donald Trump Jr., Eric Trump, and Ivanka Trump before the beginning of the second presidential debate at Washington University, Sunday, Oct. 9, 2016, in St. Louis. (AP Photo/ Evan Vucci)
Melania Trump, left, Ivanka Trump, center, and vice presidential candidate Indiana Gov. Mike Pence wait for the beginning of the first presidential debate between Republican presidential candidate Donald Trump and Democratic presidential candidate Hillary Clinton at Hofstra University, Monday, Sept. 26, 2016, in Hempstead, N.Y. (AP Photo/ Evan Vucci)