The U.S. president's son-in-law is among those called to answer questions about alleged Russian tampering in the election.
Lauded by colleagues and ex-diplomats, Obama's former man in Beijing is set to go to Moscow.
The experienced diplomat takes the role amid investigations into Trump's ties with Russia.
Vladimir Putin's spokesman called the U.S. "global player number one."
Malaysian police investigating the murder of Kim Jong Nam questioned up to three men hiding in the North Korean embassy.
Trump's attorney general steps aside from potential probes following the news of his pre-election meetings with the Russian ambassador.
Several prominent Democrats are calling for the attorney general to step down, with Nancy Pelosi accusing him of lying under oath.
Trump has kept on the Obama administration official in charge of the hostage negotiation.
The ambassador was a strong supporter of Russian policy, and his death comes just one day before his 65th birthday.
Trump causes many Israelis an uncomfortable feeling in the pit of their stomachs.
All three branches of Judaism condemned Trump's immigration move.
Azita Raji explains how she will uphold the principles of Barack Obama's presidency even after leaving her role.
The issue of "comfort women" has been a longstanding sticking point in Tokyo-Seoul relations.
Foreign Minister Sergei Lavrov had proposed to Putin that Russia expel 35 U.S. diplomats.
Peace is good for business. War, terrorism and trade wars are bad for business.
Mevlut Mert Altintas was a member of the Ankara anti-riot police for two-and-a-half years.
Fethullah Gulen called Ambassador Karlov's killing a "heinous act of terror".
Around 18 Russian experts will assist the investigation into Ambassador Karlov's shooting.
The actor and gender-equality campaigner spoke to activists at the One Young World conference in Canada.
Ukraine's foreign minister said the sole communication takes place in Normandy meetings.
President Erdogan was banned from transmitting a live link to a protest in Germany.