The UN and US special envoys to Syria have called for an end to the heavy fighting in Idlib, where three million civilians live.
Syrian government forces and the Russian military are trying to take out the rebels in the northwest in the last major patch of the territory they hold.
But despite the pleas, there's not much sign that Syrian and Russian forces are listening.
Al Jazeera's James Bays reports from the United Nations in New York.
