Syria's war: The conflict explained

What started with young men vandalizing the walls of a school with the words “It’s your turn, Doctor Bashar al-Assad” in February 2011 has evolved into six years of bloodshed, violence and destruction. Syria, the Arab Spring’s greatest failure, is fast approaching another anniversary. Newsweek details Syria’s descent into war, one that has transformed a people, a country, and a region, potentially forever.