Four civilians including two students were killed on Friday in the Syrian city of Aleppo in insurgent shelling of university student dormitories, the state news agency SANA reported.Opposition fighters led by the militant group Hayat Tahrir al-Sham launched an incursion on Wednesday into a dozen towns and villages in the northwestern province of Aleppo, which is controlled by Syrian President Bashar al-Assad’s government forces.The next day, Russian and Syrian warplanes bombed opposition-held northwest Syria near the border with Turkey to try to push back an insurgent offensive that had captured territory for the first time in years, Syrian army and opposition sources said.For all the latest headlines follow our Google News channel online or via the app.The attack was the biggest since March 2020 when Russia, which backs al-Assad, and Turkey, which supports the opposition, agreed to a ceasefire to end years of fighting that had uprooted millions of Syrians opposed to al-Assad’s