A wave of airstrikes has pummelled hospitals and neighbourhoods in the rebel-held region of Idlib in northern Syria as Islamist insurgents continued to battle forces loyal to Bashar al-Assad after the militants’ lightning assault on Aleppo. White Helmets civil defence forces based in Idlib, from where the insurgents had launched their attack, said Russian airstrikes had struck five healthcare facilities including a maternity hospital. At least 18 people were killed and 35 injured, they said, adding that they feared numbers could rise. Russia, along with Iran, is a key backer of Assad and entered the Syrian civil war nearly a