Syria 'chemical attack': Horrific aftermath in Idlib

A child with an oxygen mask looks at the cameraEPA

A child looks up at the camera as she is treated by a medic. The Syrian Observatory for Human Rights has reported dozens of people suffered respiratory problems and symptoms including vomiting and foaming at the mouth after the attack, in the town of Khan Sheikhoun in rebel-held Idlib

Civil defence volunteer, using an oxygen mask, after a suspected gas attack in the town of Khan Sheikhoun, Idlib, 4 Apr 2017Reuters

A Civil Defence volunteer uses an oxygen mask to help him breathe. A Syrian military source has denied the government used chemical weapons.

A man breathes through an oxygen mask as another one receives treatment, after what rescue workers described as a suspected gas attackReuters

Men are treated by rescue workers. The attack reportedly took place at about 06:30 local time (03:30 GMT).

A man carries the body of a dead child, after what rescue workers described as a suspected gas attack in the town of Khan Sheikhoun in rebel-held IdlibReuters

A man carries the body of a dead child. The British-based Observatory says at least 20 children were killed.

Men stand near dead bodies, after what rescue workers described as a suspected gas attack in the town of Khan Sheikhoun in rebel-held IdlibReuters

Men stand over the bodies of people who have died. Russia's defence ministry has insisted it did not carry out any air strikes in the vicinity of the town, in Syria's north-west.

A man is treated by two medic on a hospital gurneyEPA

Medics treat a man after the attack. Mohammed Rasoul, the head of a charity ambulance service in Idlib, told the BBC that his medics had found people, many of them children, choking in the street.

A man sits in the middle of bodies with his hands covering his faceReuters

A man cries surrounded by bodies. Photographers who rushed to the hospitals where people were being treated described a smell that they could not quite place.

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