The chlorine gas attack, which was carried out in May, was part of a wider assault on the last rebel-controlled stronghold in Syria.
“They think they can get away with it if they keep it under a certain level.”
The report, a joint investigation by the U.N. and the Organization for the Prohibition of Chemical Weapons, confirmed allegations by Syria’s opposition and Western powers that Syrian government forces were behind the massacre on April 4.
The Syrian doctor and an aid group told the House Foreign Affairs Committee that the Syrian government has attacked Idlib province with weaponized chlorine gas 31 times in the past three months.
Syrians working to save civilians from deadly barrel bombs and alleged chlorine gas attacks again went to the UN to ask for help.
Inspectors from a chemical weapons watchdog reportedly found traces of the deadly nerve agents sarin and VX at a military research site in Syria.
A report cites an unnamed Libyan military official as saying militias have captured a cache of Qaddafi-era chemical weapons, including mustard gas and the nerve agent Sarin.