Iran began enrichment processes to produce uranium at a purity of 20 percent at the country's Fordow facility, the United Nation’s atomic watchdog announced on Wednesday.

News of the development, delivered by the International Atomic Energy Agency (IAEA), came amid this week’s international talks to potentially curb the country’s nuclear program in Vienna.

The Fordow facility, which is buried inside a mountain, holds advanced 166 IR-6 centrifuges for the enrichment of uranium, according to an IAEA report published last month.

This story is developing and will be updated as more details emerge... Read More: i24