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slash UK slash AI for people. Welcome to Tech News Briefing. It's Thursday, March 13th. I'm Shara Tipkin for the Wall Street Journal.

Walmart is battling Amazon with speedy deliveries. It's leveraging its huge store network

to get groceries and other items to people the same day they're ordered. Can that help Walmart retain its title as the country's biggest company by revenue?

Then, we learn about Ukraine's advantages in making drones.

And our reporter Heather Somerville explains why the tech is so coveted by the U.S.

But first, we're checking in on a battle brewing in retail.

Ten years ago, Walmart's huge store footprint made it look outdated compared to online retailers.

Now, it's relying on those locations to compete with Amazon on super fast deliveries. Here to talk about

Walmart's delivery surge is WSJ reporter Sarah Nassauer. Sarah, what's going on with Walmart?

Why is it really focusing on delivery right now? Really, it's been focused on delivery now for,

let's say, good five years, but it's really been a long road

to get there. And really, we're talking about speedy delivery, same-day delivery. And frankly,

Amazon really built the consumer expectation that that would even be possible, right? And so,

you know, 10 years ago, that's when I started covering Walmart and they had

4,700 stores in the U.S. And that was seen as kind of a negative thing. But little by little,

through lots and lots of tests, they've figured out a way to also have same-day delivery that

covers more than 90% of the U.S.

And that's really the first thing that they've done in e-commerce that can truly rival Amazon.

How is Walmart delivering items so quickly? How can they do this same day?

They are primarily right now using this system of kind of freelance gig drivers

...