What are the nuclear capabilities of Israel and Iran and the risks from this conflict?

Israel says ending Iran's nuclear programme is a key aim of its attacks on the country. Israel is widely believed to have nuclear arms - but has never admitted that. So what are the nuclear capabilities of both sides - and the risks from this conflict?  In this episode:  Dan Smith, Director, Stockholm International Peace Research Institute  Sahil Shah, Nuclear weapons policy analyst  Rebecca Johnson, Director at the Acronym Institute for Disarmament Diplomacy  Host: Laura Kyle Connect with us:@AJEPodcasts on Twitter, Instagram, Facebook