The new president was a fierce critic of Barack Obama's foreign policy during the presidential campaign. Here's a look at the difficult issues he has just inherited.
Three master chefs created a special candy 'to raise awareness on food waste and hunger' and served it at Davos, where the intellectual elite meet to ponder the world's problems.
Doctors in South Africa are launching the world's first HIV vaccine trial in seven years. Medical experts there have labeled the trial landmark because of the scale and complexity of the project.
Gambia's defeated leader has left the country, but it appears that he plundered the state coffers on his way out. The Democratically elected president is set to return from exile.
Rising temperatures in the Austrian Alps have forced some ski resorts to close, while other are getting more snow-making machinery. Scientists say you can't attribute one bad season to climate change.
Rachel Martin talks to Hisham al-Omeisy, an independent political commentator in Yemen, about the humanitarian crisis. A UNICEF report on the country's civil war estimates at least 10,000 have died.
Far-right politicians from across Europe, drawing breath from Brexit and Donald Trump's victory, gathered in Koblenz, Germany, to map strategy for upcoming elections in their countries.