Tonight, the major new escalation in the trade war, the biggest import tariff in nearly a century,

why some American businesses are cheering the move, but others are set to pass on billions in

costs to American consumers, which prices could be rising soon.

Plus, a fireball and dark plumes of smoke fill the air on the banks of the

Mississippi, a helicopter tangled on power lines crashing onto a barge below. This just in,

Prime Minister Benjamin Netanyahu calling for the Israeli military to take control of all of Gaza

and new reporting Israeli troops gathering on the Gaza border.

The stage set for a high-stakes meeting between President Trump and Vladimir Putin,

what the Russian leader is saying and why it's not a done deal just yet.

When a sergeant opened fire at Fort Stewart, they jumped in to save lives,

how these soldiers' training kicked in.

And our first video of the accused gunman, 52 million under heat alerts,

you won't believe how hot it is in Arizona right now, as people flock to cooling centers.

Danger on the tracks, the van getting stuck at a railroad crossing as a train comes barreling through.

And the Texas Longhorn football walk-on getting mobbed by his teammates after the big news

from a Hollywood star, his hard work, earning him a scholarship.

More on this incredible moment. Nightly News starts right now.

This is NBC Nightly News with Tom Yamas,

reporting tonight from Miami. And good evening. We begin tonight with President Trump's

trade war, now in full effect. Countries facing new fees from 10 to 50 percent. You see them right

here on much of what they sell to

the United States. The cost at home in most cases being absorbed by American companies and by you,

...