On Tuesday, Syrian President Bashar al-Assad’s regime launched a chemical weapon attack against his own people—many of whom were sleeping. Over 70 men, women, and many small children were killed by the nerve agent Sarin, which generally causes agonizing asphyxiation and death. According to CNN, Assad denied he had used the nerve agent on his own people, insisting, instead, that a routine bombing mission hit a rebel-operated nerve gas “factory.” Assad employed a similar excuse after a 2013 Sarin gas attack, arguing anyone could make Sarin, which he called the “kitchen gas.” Needless to say, chemical weapons experts find this...