Iran and Iraq: From foes to friends

It has been 30 years since the end of one of the longest and bloodiest wars of the 20th century. More than a million people were killed during eight years of fighting between Iran and Iraq. The war finally ended after the UN brokered a ceasefire. But it left a painful legacy for both countries. Nafiseh Kohnavard reports on how the war has shaped the politics of the region.