Israel has attacked Iran and its operation will continue for "as many days as it takes", according to Benjamin Netanyahu – meanwhile, Iran's leader has vowed "severe punishment" in return. In this extra episode of The World, Yalda Hakim is joined by Sky News' international affairs editor Dominic Waghorn to ask why Israel decided to launch these attacks now and whether this is the start of something much bigger. He's standing in for Richard - who is on his way to the Middle East. Yalda reveals