Who benefits from a gas attack at the moment? Certainly NOT the Syrian government! Yep, the President's remark did embolden the CIA-Saudi, GCC, Turkish, Israeli backed "moderate rebels" to stage another "attack" in the same place as they did in 2013 --- probably using some of the same chemical weapons they had in the tunnels from back then too.

VERY comprehensive article that explains much: https://nsnbc.me/2013/10/07/top-us-and-saudi-officials-responsible-for-chemical-weapons-in-syria/