US warns Damascus against using chlorine gas in the Syrian conflict

“It would be very unwise for them to use weaponized gas. And I think President Trump made that very clear early in his administration,” Mattis said,

Affected children receive treatment after a gas attack on al-Shifunieh village, in Eastern Ghouta, Syria, 25 February 2018. According to activists. Source: AAP (EPA/MOHAMMED BADRA)