Syrian civilians look at the sky in search of government fighter jets in Al-Bab in the northern province of Aleppo on September 1. Syrian rebels have launched deadly attacks on the military in a ... more 

Syrian civilians look at the sky in search of government fighter jets in Al-Bab in the northern province of Aleppo on September 1. Syrian rebels have launched deadly attacks on the military in a campaign increasingly targeting its air power, as President Bashar al-Assad's ally Russia said it was "naive" to expect him not to fight back less