Iran claims it is capable of building nuclear weapon as Ayatollah vows ‘tooth-breaking’ response to Israel, US

Iran claimed it is capable of building a nuclear weapon as Supreme Leader Ayatollah Ali Khamenei vowed a "tooth-breaking" response to the actions of both Israel and the U.S. on Saturday.

A top adviser to Khamenei, Kamal Kharrazi, issued the warning about Iran's nuclear capacity on Friday, saying that the country may be prepared to alter its policies on using nuclear weapons if the nation faces an existential threat.

"If an existential threat arises, Iran will modify its nuclear doctrine...