Tonight, as we come on the air, the deadly tram derailment, more than a dozen killed, a streetcar popular with tourists crashing off its tracks, killing at least 15 people in the center of Lisbon.

The rush to save people trapped. What went wrong in the popular summer tourist destination?

Florida's vaccine battle, state officials

working to eliminate all vaccine requirements despite urgent warnings from doctors. Wildfires

breaking out across California, lightning strikes sparking new fast-moving fires. The historic

gold rush town destroyed and the battle to contain those flames.

The growing bipartisan calls on Capitol Hill for the Epstein files, as survivors speak out

in a powerful news conference with MAGA Republicans joining Democrats pushing for answers.

The massive show of force in China, nuclear missiles and underwater drones on display with the leaders of North Korea, Russia, and China looking on.

And the hot mic moment catching Putin and Xi seeming to talk about how to live forever. NBC Nightly News starts right now.

This is NBC Nightly News with Tom Yamas, reporting tonight from Philadelphia. And good evening. We begin with that deadly disaster

involving a popular streetcar for tourists in Portugal. It came off its tracks and

smashed right into a building. Tonight, at least 15 people are dead, that according to officials,

with more than a dozen others injured. These videos from the scene show the rush to help save people

from the twisted metal and crushed remains of that streetcar. First responders, you see them here,

appearing to carry someone out of that rubble.

Firefighters say a loose cable may have caused the crash,

but there are a growing question tonight

about how something like this could have happened.

Our chief international correspondent,

Keir Simmons, starts us off tonight.

Tonight's the twisted remains of a terrifying and deadly crash, a tram popular with tourists

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