Turkish fighter jets shot down a Syrian warplane Sunday after it violated the country's airspace, Turkey's prime minister said, in a move likely to ramp up tensions between two countries already deeply at odds over Syria's civil war. A spokesman for Syria's military...

Syrian troops launched a counteroffensive Saturday in an attempt to regain a border crossing point with Turkey a day after it fell in the hands of rebels led by members of an al-Qaida-linked group, activists and state media said. The rebel capture of the Kassab crossing point in the...

Two Shi'ite Muslim Houthi tribal fighters and a soldier were killed in Yemen on Saturday in renewed clashes in the northern province of Amran, local officials told Reuters. Elsewhere disgruntled tribesmen bombed Yemen's main crude export pipeline, forcing oil flows to be stopped....

Turkey's abrupt ban on Twitter Inc stirred concerns on Friday that the country may pull the plug on other social media and Internet services as it grapples with internal turmoil. Prime Minister Tayyip Erdogan has in the past threatened to block  Facebook  Inc and...