At least one of the alleged chemical weapons facilities targeted in the April 14 joint American, British and French strike on Syria was inspected and cleared by an international watchdog last year, according to official documents. In a report issued Mar. 23, the Organization for the Prohibition of Chemical Weapons (OPCW) indicates the Barzah facility, characterized by US officials as at the “heart” of the Syrian chemical weapons program, had been inspected twice in 2017. The most recent inspection was carried out last November. “The analysis of samples taken during the inspections did not...