Iranian armed forces members march in a military parade marking the 38th anniversary of Iraq's 1980 invasion of Iran, in front of the shrine of the late revolutionary founder, Ayatollah Khomeini, outside Tehran, Iran, Saturday, Sept. 22, 2018. Gunmen disguised as soldiers attacked the annual parade, killing several people and wounding others in the bloodiest assault to strike the country in recent years. (AP Photo/Ebrahim Noroozi), APTOPIX