He has fought Israel since the 1990s and killed many fighters in Syria’s civil war, but the increasing difficulty of working-class life in Lebanon and a popular revolt against the country’s leaders has forced Abu Hussein to reevaluate his decades-long service to Hezbollah.

Russian troops have taken command of a U.S. airbase in northern Syria — and without firing a shot. Russian state media showed commandos staging what looked like a military invasion.

The U.S. Treasury Department has announced a new round of counterterrorism designations targeting the Islamic State’s support network. Among those sanctioned are two brothers — Ismail and Ahmet Bayaltun — who are based in Turkey and have acted as procurement agents for the group.