When the U.S. and Israel began their war with Iran, one of the main goals appeared to be

regime change. And the campaign began with a high-profile assassination.

Iranian state media has confirmed its supreme leader Ayatollah Khomeini has been killed in his compound.

This may change the game completely for Iran, change the region.

Ali Khomeini, the 86-year-old supreme leader, Iran's highest political and religious authority,

was dead.

That strike also wiped out many in his inner circle.

And over the following weeks, other top Iranian officials were also killed.

Iran's top security official, Ali Larijani, has been killed in a... Commander Golom Reza Soleimani killed.

The spokesperson for the IRGC, the Iranian Revolutionary Guard Corps,

and this is now the fourth major target.

So one of the assumptions of the war was that by killing senior Iranian officials

that could pave the way for the collapse of the regime so that people would

rise up and overthrow their leaders.

When we are finished, take over your government.

It will be yours to take.

This will be probably your only chance for generations.

Hello. probably your only chance for generations. Has regime change happened in the way that the U.S. and Israel hoped it would?

Absolutely not. In fact, what we have seen is a hardening of Iran's leadership.

That's her colleague Margaritas Dengadi.

The more extreme elements of the Revolutionary Guards

and hardliners in the political system

...