Members of Iran’s Revolutionary Guards Corps march during the annual military parade marking the anniversary of the outbreak of the 1980-1988 war with Iraq, in the capital Tehran on Saturday. In Iran’s southwestern city of Ahvaz during commemoration of the same event, dozens of people were killed in an attack. Photograph:  AFP/Getty Images

Soldiers in dress uniform lay prone in the street. Others, apparently heavily armed, faced the assailants, then threw themselves to the ground without(...)