Father of Mohammad Taha Eghadami, a 4-year-old boy who was killed in Saturday's terror attack on a military parade, mourns over his coffin during a mass funeral ceremony for the victims, in southwestern city of Ahvaz, Iran, Monday, Sept. 24, 2018. Thousands of mourners gathered at the Sarallah Mosque on Ahvaz's Taleghani junction, carrying caskets in the sweltering heat. (AP Photo/Ebrahim Noroozi), APTOPIX