CHICAGO - NOVEMBER 2: Candidate for the U.S. Senate Barack Obama (D-IL) sits with his wife Michelle and daughters Sasha (L) and Malia (R) in a hotel room as they wait for election returns to come in November 2, 2004 in Chicago, Illinois. Obama is expected to win easily against the Republican candidate Alan Keyes. (Photo by Scott Olson/Getty Images)
WASHINGTON, DC - DECEMBER 11: In this handout provided by the White House, (L - R) First Lady Michelle Obama, Malia Obama, U.S. President Barack Obama and Sasha Obama, sit for a family portrait in the Oval Office on December 11, 2011 in Washington, D.C. (Photo by Pete Souza/White House via Getty Images)
WASHINGTON - JANUARY 20: U.S President Barack Obama and his wife First Lady Michelle Obama dance on stage during MTV & ServiceNation: Live From The Youth Inaugural Ball at the Hilton Washington on January 20, 2009 in Washington, DC. President Barack Obama was sworn in as the 44th President of the United States today, becoming the first African-American to be elected President of the US. (Photo by Mark Wilson/Getty Images)
WASHINGTON, DC - AUGUST 23: U.S. President Barack Obama (L), daughters Sasha (2nd L) and Malia (R) and first lady Michelle Obama arrive at the White House August 23, 2015 in Washington, D.C. The first family was returning from vacationing on Martha's Vineyard. (Photo by Olivier Douliery-Pool/Getty Images)
WASHINGTON, DC - JANUARY 21: U.S. President Barack Obama and first lady Michelle Obama dance during the Public Inaugural Ball at the Walter E. Washington Convention Center on January 21, 2013 in Washington, DC. President Obama was sworn in for his second term earlier in the day. (Photo by Mario Tama/Getty Images)
