Western intelligence agencies believe that Iran is in the process of turning the facility into an undeclared uranium enrichment site, and may already have begun the process of installing centrifuges.
The U.S. military currently does not possess any known bunker buster capable of penentrating the facility, which is located up to 600 meters deep underneath pure granite.
The Pentagon reportedly ordered a highly secretive task force in February to accelerate the development of a new prototype weapon that might be able to penetrate the site.