Dozens of people have been killed in a suspected chemical weapon attack in Syria, according to a war monitoring group. Videos and pictures have been posted online, which activists and medics claim show evidence of people dying from asphyxiation. One news agency report suggested at least 11 of the dead were children. There have also been reports that one of the hospitals treating the victims was attacked.
The Syrian Observatory for Human Rights said that those killed in the town of Khan Sheikhun, in the central province of Idlib,