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Democratic presidential hopeful US Senator Barack Obama, his wife Michelle, and two daughters Sasha and Malia play cards in their RV on July 4, 2007, during a campaign swing between Oskaloosa and Pella, both in Iowa.
Obama and Michelle fist-bump before an election-night rally at the Xcel Energy Center on June 3, 2008, in St. Paul, Minnesota.
President-elect Obama stands on stage with Michelle, Malia, and Sasha during an election-night gathering in Chicago on Nov. 4, 2008. Obama defeated Republican nominee Sen. John McCain by a wide margin in the election to become the first African-American US president-elect.
Barack Obama is sworn in by Chief Justice John Roberts as the 44th president of the United States on the West Front of the Capitol alongside Michelle on Jan. 20, 2009, in Washington.
President Obama bends down to allow the son of a White House staff member touch his head during a family visit to the Oval Office on May 8, 2009. The boy wanted to see if the president's haircut felt like his own.
President Barack Obama fist-bumps custodian Lawrence Lipscomb in the Eisenhower Executive Office Building following the opening session of the White House Forum on Jobs and Economic Growth, Dec. 3, 2009.
Obama is welcomed by his daughters on his return to Washington after a day trip to Ohio and Pennsylvania, where he participated in labor and economic rallies on Sept. 15, 2009. Malia walks behind holding their dog Bo.
President Obama meets with members of his Cabinet in the Cabinet Room of the White House on Jan. 29, 2010. The president’s chair is marked with a plaque engraved with the date of his inauguration.
Obama signs the health care reform bill in the East Room of the White House in Washington on March 23, 2010, as Marcellus Owens, 11, from Seattle, Washington, looks on.
President Obama picks up balls of tar while touring the beach in Port Fourchon, Louisiana, on May 28, 2010. The oil spill resulting from the Deepwater Horizon disaster now officially ranks as the worst in US history.
President Obama speaks after a televised national address from the Oval Office of the White House on Aug. 31, 2010, in Washington. In his remarks, Obama formally declared an end to the combat mission in Iraq, saying that after seven years of war that claimed more than 4,400 American lives, it is time to face toward the war in Afghanistan and toward pressing problems at home.
President Obama and Vice President Joe Biden, along with members of the national security team, receive an update on the mission to kill Osama bin Laden in the Situation Room of the White House on May 1, 2011. Also pictured are Secretary of State Hillary Clinton and Defense Secretary Robert Gates.
President Obama and Britain's Prime Minister David Cameron play table tennis at the Globe Academy on May 24, 2011, in London. Barack Obama and his wife Michelle are in the UK for a two-day State visit at the invitation of HM Queen Elizabeth II.
President Barack Obama and Vice President Joe Biden shake hands in the Oval Office on July 31, 2011, following a phone call with House Speaker John Boehner securing a bipartisan deal to reduce the nation's deficit and avoid default.
President Barack Obama hugs a woman in the crowd after addressing the Labor Day celebration in Detroit on Sept. 5, 2011.
President Obama jokes with Vice President Joe Biden backstage before the STOCK Act signing event in the Eisenhower Executive Office Building South Court Auditorium on April 4, 2012.
President Obama sits on the famed Rosa Parks bus at the Henry Ford Museum following an event April 18, 2012, in Dearborn, Michigan.
President Obama talks with Betty White in the Oval Office on June 11, 2012.
President Obama wipes water off his face during a rain shower at a campaign rally in Glen Allen, Virginia, on July 14, 2012.
Republican presidential nominee Mitt Romney and President Obama speak directly to each other during the second US presidential debate in Hempstead, New York, on Oct. 16, 2012.
President Obama jokingly mimics US Olympic gymnast McKayla Maroney's "not impressed" expression while greeting members of the 2012 US Olympic gymnastics teams in the Oval Office Nov. 15, 2012, at the White House in Washington.
President Obama greets the children of US embassy staff during a reception at the Chulalongkorn University Sports Center in Bangkok, Thailand, on Nov. 18, 2012.
President Obama and daughters share a moment as he pardons the 2012 National Thanksgiving Turkey Cobbler during a Rose Garden event on Nov. 21, 2012, at the White House in Washington. Cobbler and its companion Gobbler will spend the rest of their lives at George Washington's Mount Vernon Estate and Gardens in Virginia.
President Barack Obama prays with, from left, Richard Santana, Velma Massenburg, Jimmie Massenburg, and Tiffany Santana, during a visit to the Santana's home in Falls Church, Virginia, on Dec. 6, 2012.
President Obama is sworn in during the public ceremony as first lady Michelle Obama looks on during the presidential inauguration on the West Front of the U.S. Capitol on Jan. 21, 2013, in Washington. Barack Obama was re-elected for a second term as president of the United States.
President Obama and first lady Michelle dance together during the Commander-in-Chief's Inaugural Ball at the Walter Washington Convention Center in Washington on Jan. 21, 2013. Obama was sworn in for his second term of office earlier in the day.
President Barack Obama hugs Amy Simpson, principal of Plaza Towers Elementary School, outside what remains of the school following a tornado in Moore, Oklahoma, on May 26, 2013.
President Obama, Michelle, Malia, and Sasha attend Easter service at the 19th Street Baptist Church in Washington on April 20, 2014.
The Obamas join hands with Rep. John Lewis as they lead the walk across the Edmund Pettus Bridge to commemorate the 50th Anniversary of Bloody Sunday and the Selma to Montgomery civil rights marches in Selma, Alabama, on March 7, 2015. Malia and Sasha Obama join hands with their grandmother, Marian Robinson.
German Chancellor Angela Merkel speaks with President Obama outside the Elmau castle in Krün near Garmisch-Partenkirchen, Germany, on June 8, 2015.
White House staff photographer Pete Souza writes, "the President carries the twin boys of Katie Beirne Fallon, Director of Legislative Affairs, into the Oval Office just a few months after they were born." June 17, 2015.
Obama brings tears to everyone’s eyes when singing “Amazing Grace” during his eulogy for South Carolina State Senator Rev. Clementa Pinckney during Pinckney’s funeral service on June 26. Rev. Pinckney was killed, along with eight others, on June 17 during a prayer meeting in one of the nation’s oldest black churches in Charleston.
President Obama reacts as Girl Scouts rush to him for a group hug as he and first lady Michelle Obama (not pictured) welcome them for a camp-out on the South Lawn of the White House in Washington on June 30, 2015. A group of 50 fourth-grade Girl Scouts planned to spend the night in camping tents on the lawn in celebration of the scouting movement and the National Park Service centennial.
President Obama and Pope Francis walk down the Colonnade before meeting in the Oval Office of the White House on Sept. 23, 2015.
President Obama extends his hand to Russian President Vladimir Putin during their meeting at the United Nations General Assembly in New York City on Sept. 28, 2015.
President Obama laughs after greeting a child dressed as the Pope during Halloween festivities at the South Portico of the White House in Washington, Friday, Oct. 30, 2015. Obama and Michelle Obama welcomed local children and children of military families to trick-or-treat at the White House for Halloween.
President Obama and family serve Thanksgiving meals to homeless and at-risk veterans at Friendship Place on Nov. 25, 2015, in Washington.
A tear swells in President Obama’s eye as he speaks about the youngest victims of the Sandy Hook shootings, while speaking on Jan. 5, 2016, about the steps his administration is taking to reduce gun violence.
President Obama and Cuban President Raul Castro gesture after a news conference during Obama's three-day visit to Havana, Cuba, on March 21, 2016.
President Obama says "Obama out!" at the White House Correspondents' Association annual dinner in Washington on April 30, 2016.
President Obama drinks filtered water from Flint, Michigan, during a briefing on the response and recovery plans of the ongoing water crisis by the unified command group at the Food Bank of Eastern Michigan in Flint.
President Obama greets the Dalai Lama at the entrance of the Map Room of the White House on June 15, 2016.
President Obama meets with President-elect Donald Trump in the Oval Office of the White House on Nov. 10, 2016.
President Barack Obama delivers his farewell address in Chicago, Illinois, on Jan. 10, 2017.