WASHINGTON, DC - SEPTEMBER 17: President Barack Obama and First Lady Michelle Obama arrive to address the Congressional Black Caucus Foundation's 46th Annual Legislative Conference Phoenix Awards Dinner, September 17 2016, in Washington, DC. (Photo by Mark Wilson/Getty Images)

WASHINGTON, DC - SEPTEMBER 17: President Barack Obama and First Lady Michelle Obama arrive to address the Congressional Black Caucus Foundation's 46th Annual Legislative Conference Phoenix Awards Dinner, September 17 2016, in Washington, DC. (Photo by Mark Wilson/Getty Images)

WASHINGTON, DC - SEPTEMBER 17: President Barack Obama and First Lady Michelle Obama arrive to address the Congressional Black Caucus Foundation's 46th Annual Legislative Conference Phoenix Awards Dinner, September 17 2016, in Washington, DC. (Photo by Mark Wilson/Getty Images)

WASHINGTON, DC - SEPTEMBER 17: President Barack Obama and First Lady Michelle Obama arrive to address the Congressional Black Caucus Foundation's 46th Annual Legislative Conference Phoenix Awards Dinner, September 17 2016, in Washington, DC. (Photo by Mark Wilson/Getty Images)

US President Barack Obama greets guests during the Congressional Black Caucus Foundation's Phoenix Awards Dinner on September 17, 2016 in Washington, DC. / AFP PHOTO / CHRIS KLEPONISCHRIS KLEPONIS/AFP/Getty Images

US President Barack Obama speaks during the Congressional Black Caucus Foundation's Phoenix Awards Dinner on September 17, 2016 in Washington, DC. / AFP PHOTO / CHRIS KLEPONISCHRIS KLEPONIS/AFP/Getty Images

US President Barack Obama speaks during the Congressional Black Caucus Foundation's Phoenix Awards Dinner on September 17, 2016 in Washington, DC. / AFP PHOTO / CHRIS KLEPONISCHRIS KLEPONIS/AFP/Getty Images

US President Barack Obama speaks during the Congressional Black Caucus Foundation's Phoenix Awards Dinner on September 17, 2016 in Washington, DC. / AFP PHOTO / CHRIS KLEPONISCHRIS KLEPONIS/AFP/Getty Images