President Obama has stayed neutral in the race to replace him, but as rumors swirl that Vice President Biden could jump in, a White House spokesman said Monday it's possible Obama will endorse. Saul Loeb/AFP/Getty Images hide caption

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An honor guard from the South Carolina Highway Patrol lowers the Confederate battle flag, removing it from the Capitol grounds on July 10. John Bazemore/AP hide caption

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Members of the media are kept behind a moving rope line as Democratic presidential candidate Hillary Clinton marches in a Fourth of July parade in Gorham, N.H. Robert F. Bukaty/AP hide caption

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President Obama signs a presidential memorandum in March of 2014 that directed the Department of Labor construct a new set of overtime rules, with the goal of making more employees eligible for overtime pay. Mark Wilson/Getty Images hide caption

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With less than two years left in his presidency, President Obama has been less scripted and appears less confined by politics. Saul Loeb/AFP/Getty Images hide caption

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American Journalist James Foley, pictured in 2011. Foley's beheading at the hands of the Islamic State militant group has forced a debate over how the U.S. balances its policy of not paying ransoms. Steven Senne/AP hide caption

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