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Monitors: Victims struggle to breathe after gas attack
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Crisis in Syria 16 videos
aleppo chemical attack 1
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Monitors: Victims struggle to breathe after gas attack
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Vaciha Turki Al Omar, 30, has been in Idlib for seven months. She on the hill overlooking the sprawling refugee camp with her kids. "We can try to fight but the kids are our weakness so we must run away," she says.
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Major rebel stronghold in Syria under threat
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CNN travels to the front lines of Idlib
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Syrians rebuild war-torn historic city of Homs
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White Helmets evacuated into Jordan by Israel
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A day in the life of an artist-turned-barber Syrian refugee living in the Zaatari Refugee Camp in Jordan.
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A day in the life of a Syrian refugee
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Arwa Damon Syria Refugee Camp 04 14 2018
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US President Donald Trump addresses the nation on the situation in Syria April 13, 2018 at the White House in Washington, DC. Trump said strikes on Syria are under way. / AFP PHOTO / Mandel NGAN (Photo credit should read MANDEL NGAN/AFP/Getty Images)
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This image released early Sunday, April 8, 2018 by the Syrian Civil Defense White Helmets, shows a child receiving oxygen through respirators following an alleged poison gas attack in the rebel-held town of Douma, near Damascus, Syria. Syrian rescuers and medics said the attack on Douma killed at least 40 people. The Syrian government denied the allegations, which could not be independently verified. The alleged attack in Douma occurred Saturday night amid a resumed offensive by Syrian government forces after the collapse of a truce. (Syrian Civil Defense White Helmets via AP)
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Syrian attacks escalate tensions among global powers
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Families bused out of chemical attack city
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Editor’s Note: This story contains graphic images, including some of child victims.

Story highlights

Bombing is the latest in a string of chemical attacks on Syrian city

UN investigation found that Syrian Air Force and ISIS have used chemical weapons

CNN  — 

More than 80 people were suffering severe breathing difficulties in Syria’s embattled city of Aleppo after another chemical attack Tuesday on a rebel-held neighborhood, said the Syrian Civil Defense, a volunteer rescue group.

Aleppo: Little boy a vivid reminder of war’s horror

The UK-based Syrian Observatory for Human Rights also