It was the third claim of a chemical attack in just over a week in Syria.
The war by Saudi Arabia, which seeks to reinstate former president Hadi, has killed over 12,000 Yemenis, according to recent tallies.
European Commission President Jean-Claude Juncker is not worried about other EU countries leaving the bloc.
Residents said artillery shells and rockets were landing inside the heart of the city.
So why does President Donald Trump keep running into legal trouble with his efforts to freeze immigration by Muslim refugees?
The deal has been praised for preventing a repeat of the surge of migrants seen into Europe in 2015 that fanned the popularity of the far-right.
The film focuses on Syrian first-responders who risk their lives to save people from the civil war, now in its sixth year.
At least two attacks Friday near a Syrian town just captured by Turkish forces and Syrian opposition fighters from the Islamic State group killed more than 60.
The UN agency tasked with monitoring Iran's nuclear deal with six world powers has issued a report that indicates Tehran is honoring its end of the deal.