As war raged in Idlib province, the last military stronghold of the Syrian opposition, and 3 million people faced an uncertain fate, Syrians on Monday took to social media to remember the sixth anniversary of the 2013 Ghouta chemical massacre. On 21 August 2013, dozens of rockets carrying weapons-grade sarin gas, fired by the Bashar al-Assad regime, landed in the then-opposition controlled area of Ghouta which surrounds the Syrian capital ...