Syrians walk through destruction in the town of Douma, the site of a suspected chemical weapons attack, near Damascus, on Apr. 16, 2018. (Photo: AP/File)
White House press secretary Jen Psaki speaks during a press briefing at the White House, Wednesday, March 9, 2022, in Washington. (Photo: Patrick Semansky/AP)
A Syrian girl holds an oxygen mask over the face of an infant at a make-shift hospital following a reported gas attack on the town of Douma in the eastern Ghouta region on January 22, 2018. (Photo: Voice of America)
A Syrian girl holds an oxygen mask over the face of an infant at a make-shift hospital following a reported gas attack on the town of Douma in the eastern Ghouta region on January 22, 2018. (Photo: Voice of America)
Syrians being treated for breathing difficulties in the town of Saraqeb are shown at a field hospital in a village on the outskirts of Saraqeb after a reported chemical attack. Feb. 3, 2018. (Photo: AFP/Omar Haj Kadour
Syrians being treated for breathing difficulties are shown at a field hospital on the outskirts of Saraqeb after a reported chemical attack. Feb. 3, 2018. (Photo: AFP/Omar Haj Kadour)
Syrians civilians are treated for breathing difficulties at a field hospital outside the town of Saraqeb after a reported chemical attack. Feb. 3, 2018. (Photo: AFP/Omar Haj Kadour