Breaking tonight, NBC News, learning the U.S. is weighing military options as Iran escalates a deadly

crap down on protesters. Hundreds of thousands in the streets of Tehran as government forces

mobilized to try to crush the uprising. Local morgues filling up. And now sources tell NBC News

President Trump's considering military plans, including possible

strikes. Here at home, tensions spiking in Minneapolis after that deadly ice shooting,

with the top Trump officials saying hundreds more federal officers are set to begin arriving

today with rallies spreading across the country. New tonight, the suspect arrested in the murder

of an Ohio dentist and his wife set to make a court appearance. What we're learning about

why he allegedly targeted his ex-wife as family and friends gather for the couple's funerals.

Mississippi's largest synagogue nearly destroyed by fire overnight, The FBI investigation and the suspect now under arrest.

Crisis as flu cases climb schools nationwide dealing with a shortage of nurses.

Our inside look at how some districts are making sure kids get the care they need.

This is NBC Nightly News with Hallie Jackson.

Good evening. We begin tonight with an escalating crackdown on protesters overseas and new

reporting from NBC News today that President Trump is considering possible military action in

Iran with the Middle East on edge. You can see what it looks like in Tehran tonight.

Hundreds of thousands of people in the streets.

Buildings in flames.

Cars on fire.

You see it there?

Human rights activists now say more than 500 people have been killed.

But with an internet blackout, it's tough to know what the real number may be.

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