Mohammed Hussein, 3, a victim exposed to an Islamic State chemical attack, receives treatment at a hospital Friday, March 11, 2016, in Taza, Iraq.
Mohammed Hussein, 3, a victim exposed to an Islamic State chemical attack, receives treatment at a hospital Friday, March 11, 2016, in Taza, Iraq. Uncredited The Associated Press
Mohammed Hussein, 3, a victim exposed to an Islamic State chemical attack, receives treatment at a hospital Friday, March 11, 2016, in Taza, Iraq. Uncredited The Associated Press