Good evening. I'm William Bringham, Jeff Bennett, and I'm

Nervazar away. On the news hour tonight, efforts to curb carbon

pollution turns to heavy industries like cement and steel

that contribute enormously to global warming.

Then gang violence in Haiti displaces hundreds of thousands of people and traps Americans

trying to flee. And a new investigation details how police tactics meant to

just stop people often end up killing them.

Officers went too far, too fast, too long,

and they were making errors in the way they applied this force that went beyond best safety practices. Welcome to the News Hour. The News Hour. Initial stages of a salvage operation are underway tonight at the site of the bridge collapse in Baltimore.

One giant crane and a smaller one arrived today with more coming. They will clear away the concrete and mangled metal as well as

the cargo ship that hit the Francis Scott Key Bridge. But officials warned it is

a mammoth job. It is not going to be days or weeks or months.

This is going to take time.

Every single phase we have to focus on safety of the people who are doing the work.

We have to make sure that we're doing it in cooperation

in collaboration with all the parties that

are going to be involved inside this work.

We have to make sure that we're doing it in an environmentally sound way and we have to make

sure we're focusing on completion. Also today the White House announced President

Biden will visit Baltimore next week to view the operation. There are more signs that inflation is

gradually easing. A gauge tracked by the Federal Reserve shows prices rose

3 tenths of a percent in February. That's down slightly from the January rise. The

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