Missile defense tech is so advanced that Iran knows its attacks will be thwarted, avoiding an all-out war. But what happens when that assumption no longer holds true?

Prime Minister Benjamin Netanyahu said on Monday that Israel's air attack on Iran last month hit an element of Tehran's nuclear programme while degrading its defence and missile production capabilities.

For the first time, Prime Minister Benjamin Netanyahu acknowledged that the Israeli attack on Iran late last month struck a facility part of the Iranian nuclear programme