President Obama speaks at the groundbreaking of a road project funded by the American Recovery and Reinvestment Act on June 18, 2010, in Columbus, Ohio. Amy Sancetta/AP hide caption

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Amy Sancetta/AP

Volunteers in Des Moines make calls at the campaign headquarters of then-Democratic presidential hopeful Sen. Barack Obama on Dec. 5, 2007 ahead of the Iowa caucus. Obama has called those "fired-up" campaign workers from his 2008 campaign, one of his proudest legacies. Rick Gershon/Getty Images hide caption

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Obama's Legacy: His Army Of Campaign Volunteers Continues To Serve

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A fence surrounds an estate in the village of Upper Brookville in the town of Oyster Bay, N.Y., on Long Island. On Friday, the Obama administration closed this compound for Russian diplomats, in retaliation for spying and cyber-meddling in the U.S. presidential election. Alexander F. Yuan/AP hide caption

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Alexander F. Yuan/AP

During a year-end news conference at the White House on Friday, President Obama warned Russia, whom U.S. intelligence is accusing of interfering in the presidential election, "We can do stuff to you." Saul Loeb/AFP/Getty Images hide caption

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President-elect Trump at a rally in Wisconsin Tuesday. Trump is doing four rallies in five days, and he canceled a press conference originally scheduled to talk about his potential business conflict. Evan Vucci/AP hide caption

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George W. Bush holds a press conference Dec. 17, 2000, where he named Alberto Gonzales chief White House lawyer, Condoleezza Rice (next to Bush) national security adviser and Karen Hughes (far right) counselor. J. Scott Applewhite/AP hide caption

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J. Scott Applewhite/AP

President-Elect Trump Breaks With Long History Of Press Conferences

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Former Rep. Jack Kingston, R-Ga., was spotted in Moscow speaking to business leaders. The former Trump surrogate probably will not be the last Trump supporter building ties in Russia. Stephen Morton/Getty Images hide caption

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President-elect Donald Trump officially opened up his latest hotel in the Old Post Office Building in Washington, D.C., in October. The Washington Post/Getty Images hide caption

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President-elect Trump met in the Oval Office with President Obama last month. Trump would get daily intelligence briefings there, but he has expressed skepticism about their worth. Pablo Martinez Monsivais/AP hide caption

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President Obama meets with members of his national security team and cybersecurity advisers in February. Homeland security adviser Lisa Monaco and Office of Management and Budget Director Shaun Donovan are at right. Mandel Ngan/AFP/Getty Images hide caption

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Republicans Raise Concerns About Uptick In Midnight Regulations

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