The U.S.-Iran Relationship, Forty Years After the Islamic Revolution Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email Iranians attend a ceremony celebrating the 40th anniversary of the Islamic Revolution as one of them holds a portrait of the late revolutionary founder Ayatollah Khomeini, at the Azadi, Freedom, Sq. ( AP Photo ) Produced by Beenish Ahmed Hosted by Arun Rath Produced by GBH, PRX and WNYC Studios