This is the second attempt by rebels to break Assad's siege. They opened a corridor to the east for the month of August after pro-government forces first applied a blockade in July.
Turning to Syria the Russian leader said Moscow had no choice but to clear out what he called "a nest of terrorists" from Syria's Aleppo.
Strikes carried out by Syrian or Russian warplanes on village in rebel-held Idlib province, rescue workers and monitoring group say.
Top U.S. military official says Kurdish YPG militia will be part of the force to isolate ISIS stronghold of Raqqa.
Defeating ISIS is a higher priority than persuading Assad to step down, Republican candidate says on Syria.
Monitor, civil defense official report strikes on rebel-held areas; Moscow says Russian planes haven't bombed Aleppo since Tuesday, when Moscow suspended strikes ahead of a temporary truce.
'The concern is that the carrier group can be used as a platform for increased air strikes against civilians in Aleppo,' Secretary General Jens Stoltenberg says.
The UN has been unable to access east Aleppo since July, when Syrian government and allied forces put the eastern part of the city under siege.
Russia says it isn't planning more 'humanitarian pauses' in city's rebel-held areas after a temporary truce ended before the weekend.
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