Breaking news tonight, a helicopter carrying tourists crashes into the Hudson River in New York City,

killing six people. The video's just coming in. The moment the chopper plunged into the river,

witnesses describing its blades flying off before it dropped the massive rescue effort off of Manhattan.

Tonight, a closer look at helicopter tourism.

Another aviation accident today, planes clipping wings at Reagan National.

Six members of Congress on board amid concerns that runway is just too packed.

Markets plunge with that tariff confusion.

The president now warning there will be a

quote, transition cost as his plans go into place. Pulled from the rubble, dramatic new video of a

survivor rescued after that roof collapse in the Dominican Republic as the death toll soars past

200. Kidnapped in a U-Haul. The police chase caught on camera as they

pursue a man who allegedly trapped two people in the back of his rental truck. The high-profile

apology after this college student spoke exclusively to us on camera about a vicious rumor about her

that went national. One of the big names whose platform helped spread it talks to us on camera about a vicious rumor about her that went national.

One of the big names whose platform helps spread it talks to us about why he regrets it.

If you could talk to Mary Kate tonight, what would you tell her?

This is NBC Nightly News with Lester Holt.

And good evening. We are coming on the air tonight with breaking news, a deadly chopper crash

in the Hudson River. It happened late today, a tourist helicopter carrying five people and one pilot

suddenly plummeted into the water below. We're going to play for you now the moment it dropped

from the sky. And we are pausing here before the moment it dropped from the sky.

And we are pausing here before the moment of impact. What happened next was a furious rescue effort on one of the busiest waterways in the world. The scene reminiscent of the miracle

...