As the war rekindles, what options are left to the US and Iran?

The US and Iran have rekindled their tit-for-tat strikes as both battle over control of the Strait of Hormuz. It comes a month after a preliminary deal was signed to end the conflict. Kuwait and Bahrain faced renewed aerial attacks from Iran, with Theran saying it was targeting US military bases in the Gulf. But how long can that conflict last? FRANCE 24's Angela Diffley tells us more.