Russian President Vladimir Putin, shown during a joint news conference with his Moldovan counterpart following their meeting Tuesday in Moscow, said President-elect Donald Trump won a "convincing victory." Sergei Ilnitsky/AFP/Getty Images hide caption

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Sergei Ilnitsky/AFP/Getty Images

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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Stephen Morton/Getty Images

Rex Tillerson, chief executive officer of Exxon Mobile Corp., left, listens on the opening day of the St. Petersburg International Economic Forum this past June. Bloomberg/Bloomberg via Getty Images hide caption

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Bloomberg/Bloomberg via Getty Images

Republican presidential candidate Donald Trump speaks with "Today" show co-anchor Matt Lauer at the NBC Commander-In-Chief Forum held at the Intrepid Sea, Air and Space museum aboard the decommissioned aircraft carrier Intrepid on Wednesday. Evan Vucci/AP hide caption

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Evan Vucci/AP

Chechen regional leader Ramzan Kadyrov speaks as he attends celebrations marking Defenders of the Fatherland Day in Chechnya's provincial capital of Grozny, Russia, in February. Musa Sadulayev/AP hide caption

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Musa Sadulayev/AP

Russian President Vladimir Putin gestures while answering a question during his annual televised call-in show in central Moscow on Thursday. Mikhail Klimentyev/AFP/Getty Images hide caption

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Mikhail Klimentyev/AFP/Getty Images

Russian bombers parked at Hmeimim air base in Syria on March 4. Since the cease-fire began in late February, the warplanes have mostly stayed on the ground. Pavel Golovkin/AP hide caption

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Pavel Golovkin/AP

Russian President Vladimir Putin, right, shakes hands with Syrian President Bashar Assad in the Kremlin. Assad was in Moscow, in his first known trip abroad since the war broke out in Syria in 2011, to meet his strongest ally Russian leader Vladimir Putin. Alexei Druzhinin/AP hide caption

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Alexei Druzhinin/AP

Russian President Vladimir Putin, in his state of the union speech on Thursday, defended the Kremlin's aggressive foreign policy, saying the actions are necessary for his country's survival. Pavel Golovkin/AP hide caption

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Pavel Golovkin/AP