Nasrallah's assassination: What might Hezbollah, Israel and Iran do next?

Assassinated Hezbollah leader Hassan Nasrallah

Israel’s assassination of Hassan Nasrallah, the long-standing leader of Hezbollah, is a major escalation in its war with the Lebanese militant group.

It has, potentially, brought the region one step closer to a much wider and even more damaging conflict, one that pulls in both Iran and the US.

So where is it l…