43. Iran versus America

As the US and Israel carry out fresh strikes on Iranian targets, the regime prepares to announce its new supreme leader. What are the calculations inside Tehran? Will a new leader fight on or cave in? And we hear from Parnia - earlier this year she told us how she witnessed the bloody crackdown on protests in Iran - now she fears for her entire family, trapped in a Iranian city hit by military strikes. With Katie Razzall.