1,000 Killed In 4 Days: What Is Driving The Bloodshed In Syria?

Syria has suffered its worst bloodshed since Bashar al-Assad was toppled from power. The violence has pitted the Islamist-led government's security forces against fighters from Assad's Alawite minority. What has driven the violence, how has interim President Ahmed al-Sharaa reacted, and what have world power said? We explain