High stakes for Putin, Erdogan summit on northeast Syria

Turkey's president is to meet Russian President Vladimir Putin this week in talks crucial to the outcome of Turkey's latest incursion into northern Syria , and to the broader Syrian war. An agreement between Putin — who has backed the Syrian government of Bashar Assad in Syria's multi-faceted war, and Turkish President Recep Tayyip Erdogan could definitively end the fighting along the Turkey-Syria border.