What is Iran's Fordow nuclear site and why did Israel want a US strike?

Donald Trump said the strikes were a 'military success', but why was the US involved in attacking the nuclear enrichment facility? US strikes Iran - follow it live Full report: Trump: US has 'totally obliterated' Iranian nuclear sites US attack on Iran: what we know so far President Donald Trump on Saturday said that a US attack on Iran's three principal nuclear sites: Natanz, Isfahan and Fordow had led to the "obliteration" of its key enrichment facilities. Later Iranian media acknowledged part...