The death toll from massive explosions in China's port of Tianjin has risen to 112 and 95 people, most of them fire fighters, are missing, state media said on Sunday, suggesting the toll will rise significantly. More than 720 people remained in hospital four days after Wednesday's...

The United States believes Islamic State militants likely used mustard agent in an attack on Kurdish forces in Iraq earlier this week, the first indication the militant group has obtained a banned chemical weapon, the Wall Street Journal reported on Thursday. "We have credible...

 Two huge explosions tore through an industrial area where toxic chemicals and gas were stored in the northeast Chinese port city of Tianjin, killing at least 44 people, including at least a dozen fire fighters, officials and state media said on Thursday. At least 520 people were injured,...

The U.N. Security Council unanimously passed a U.S.-drafted resolution on Friday laying the groundwork for an inquiry that would assign blame for chemical weapons attacks in Syria's civil war. The resolution asks United Nations chief Ban Ki-moon and the head of the Organization for the...