A Lebanese army soldier sits atop an army vehicle at the entrance of the Sunni Muslim border town of Arsal, in eastern Bekaa Valley, as smoke rises during clashes between Lebanese army soldiers and Islamist militants on August 4. The Lebanese army advanced into a border town that was attacked by Islamists in an incursion from Syria at the weekend, finding the bodies of 50 militants, a Lebanese security official said. Reuters/Hassan Abdallah