A deadly helicopter crash in Ukraine, the ramifications of China's shrinking population, a victory for the Philippine journalist Maria Ressa
Columbia University named the economist Nemat Shafik as its president. She's the first woman to lead the university.
Prime Minister Jacinda Ardern of New Zealand announced that she would not seek re-election and would step down on Feb. 7.
The global drive to treat H.I.V. has left children behind. In sub-Saharan Africa, 100,000 of them die of AIDS each year.
A deal to return priceless Parthenon carvings from the British Museum to Greece is closer than ever. But differences remain.
<Reference: New York Times>