Russian media report explosions at the only bridge connecting Russia to Crimea.

Russian forces have held that peninsula for close to a decade. Ukraine wants it back, so what happened?

We'll examine the evidence so far.

I mean, Martinez, that Steve Innskipe, and this is up first from NPR News.

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Russia

Russia says it's leaving a deal that made it possible to ship grain out of Ukraine to other countries around the world.

Now that is one of two big stories today. The other is an attack on a bridge.

Russia blamed Ukraine for explosions that seemed to have taken a bite out of the only bridge connecting the Russian mainland to Crimea.

That's the peninsula that Russia seized almost a decade ago and that Ukraine wants back.

So much to dig into here so we've reached out to NPR's Charles Mainz, who's following it all from Moscow.

Hey there. Morning. Let's remember.

So we're talking about grain shipments that go through the black sea out of Ukrainian ports.

Russia has allowed them through the war zone up to now.

So why would Russia pull out?

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