A reactor in Tehran is a monument to the U.S. relationship with Iran when the country was led by a secular, pro-Western monarch.

Iran is assessing damage to its nuclear industry and arrangements had been made for its restoration, Iran's nuclear chief Mohammad Eslami said on Tuesday according to Mehr news, after a series of Israeli and U.

Ballistic experts say it's too soon to determine how much damage Iran's nuclear facilities sustained in the weekend attack. On Saturday night, the United States targeted nuclear sites in Iran believed to be essential to the country's ability to produce nuclear weapons: a uranium enrichment site located in northwestern Iran -- deep inside a mountain in Fordo -- along with another uranium enrichment site in Natanz and the Isfahan Nuclear Technology Center,