Arsalan Shahla Bloomberg

Iran's top atomic official said an incident at the country's largest uranium enrichment facility was an act of "nuclear terrorism" by opponents of talks between the Islamic Republic and world powers to revive a landmark 2015 accord.

A Ukrainian passenger plane that crashed after taking off from the Iranian capital on Jan. 8 was downed by two short-range surface-to-air missiles, Iran's Civil Aviation Organization said in a second preliminary investigation report.

Iran's top atomic official said an incident at the country's largest uranium enrichment facility was an act of "nuclear terrorism" by opponents of talks between the Islamic Republic and world powers to revive a landmark 2015 accord.

A Ukrainian passenger plane that crashed after taking off from the Iranian capital on Jan. 8 was downed by two short-range surface-to-air missiles, Iran's Civil Aviation Organization said in a second preliminary investigation report.