This is NBC Nightly News with Hallie Jackson.

Good evening. We begin with breaking news on multiple fronts related to Iran.

A new supreme leader there, new and escalating attacks, and now new word of another American killed in the war, a seventh U.S. service member.

Look at some of this video coming into us, showing a wall of fire over Tehran,

as the U.S. and Israel slam Iran's energy infrastructure, including oil depots. But Iran is hitting back.

Look at this here in Kuwait, this government building on fire after a drone attack.

And tonight, a pivotal moment for Iran with its government announcing its new supreme

leader, the son of the Ayatollah who was killed in a strike when the war began. We'll have more on

him in a moment and more from Norway, with police there investigating a possible connection between

the war and an attack on the U.S. embassy in Oslo. We've got all of it covered from around the world,

starting with Matt Bradley in Tel Aviv. Tonight, Israeli-American missile strikes lighting up the skies over

Iran for a ninth straight day. As U.S. Central Command reports that another American soldier has

died, raising the death toll among U.S. service members to seven. Senankam said the soldier died from wounds sustained during an Iranian attack on Saudi Arabia a week ago.

An Iranian state media has officially announced its new leader,

Moshthama Hamenei, the son of the Iranian leader who was assassinated last week.

The 56-year-old was widely expected to be chosen and is considered a hardliner.

Today, Israel threatened to kill the new leader, and President Trump had insisted that he should be able to pick who's in charge of the country.

An idea Iran's foreign minister rejected an interview today with NBC's Kristen Welker.

Will Iran allow President Trump to have any role in picking its new leader?

We allow nobody to interfere in our domestic affairs. This is up to the Iranian people to elect their new

leader. It comes as there's a new focus for Israeli attacks, Iranian energy installations like this

fuel depot, and gas pipelines

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