A Russian warplane bombed northwestern Syria’s Idlib province on Tuesday with high-explosive rockets. The bombing targeted the hilly Jabal Al-Zawiya area in Idlib’s south which separates forces belonging to the Syrian regime, an ally of Moscow, from rebels who hold vast swathes of territory in the province. The warplane was a Sukhoi Su-34 and carried out two aerial raids, rebel monitoring units told The New Arab’s Arabic-language service. The rebels said no one was killed but there was material damage. The attack comes despite a ceasefire that was agreed for Idlib two years ago by Russia and T…