Israel believes deeply buried stocks of enriched uranium at one Iranian nuclear facility hit by the U.S. military are potentially retrievable, a senior Israeli official said.And the agency that built the U.

Some of Iran’s underground stockpile of near-bomb-grade enriched uranium survived U.S. and Israeli attacks last month and may be accessible to Iran’s nuclear engineers, according to a senior Israeli official.

Larijani's remarks, even if intended as a joke, will add to speculation over possible retaliation by Iran for the U.S. attacks.