US-backed rebels, insurgents clash in Syria
Fighting between U.S.-backed Syrian rebels and rival militants has killed more than 20 people in northern Syria.
US warns citizens against travel to Afghanistan
The United States Department of State warned U.S. citizens against travel to Afghanistan.
Turkey won't apologize to Russia over plane
Russia will restrict imports of Turkish fruit and vegetables as part of a package of new sanctions.
World leaders meet in Paris to cut emissions
A group of world leaders kicked off two weeks of high-stakes climate talks outside Paris.
Obama touts close US-China climate coordination
President Barack Obama on Monday touted close U.S. cooperation with China on climate change.