Lebanese army detained Saturday a senior Islamic State (IS) leader in the village of Labweh, Beqaa province, a Lebanese security source told Al Quds newspaper. The source who asked to remain anonymous said that the Lebanese army detained a senior IS leader at a security checkpoint at Labweh, near the town of Arsal. The senior IS leader was coming from Arsal on his way to the north of Lebanon when he was arrested, the source who refused to reveal the identity of the IS leader, added. Arsal is located on the borders with Syrian Qalamun region, where Hezbollah forces are clashing with Syrian President Bashar Al Assad's forces on one hand and with Syrian opposition's forces on the other.