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
Walruses rest on the shores of the Chukchi Sea, the vast majority of which was designated off-limits to drilling on Tuesday. Ryan Kingsbery/AP hide caption
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
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
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
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
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
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
President-elect Donald Trump has the power, and has shown a willingness, to effect change in ways critics charge is bullying. Andrew Harnik/AP hide caption
Sen. John McCain, R-Ariz., in Phoenix. Matt York/AP hide caption
Protesters yell during a July 18 rally in Cleveland against Republican presidential candidate Donald Trump. Patrick Semansky/AP hide caption
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
While we know the future first lady Melania Trump subsists on more than precious metals, we know little about her food preferences. Joe Raedle/Getty Images hide caption