From the New York Times, I'm Sabrina Tavernisi, and this is the Daily.

President-elect Donald Trump has promised a radically different approach to foreign policy from the Biden administration,

perhaps nowhere more so than in Ukraine, where Trump has pledged to end the war in a day.

But just weeks before he's set to take office, the war has taken an unexpected turn.

Today, my colleague Anton Trinovsky on the conflict's dangerous new phase.

Thank you. It's dangerous new phase. It's Monday, November 25th.

So, Anton, we've seen this real ratcheting up in the war in Ukraine over the past week.

Help us understand what's going on.

Well, we've seen a bunch of new developments that are really quite dangerous, quite escalatory.

We have seen missiles flying across the border between Russia and Ukraine in a way we haven't seen before.

We have seen the Biden administration taking steps that they have not been willing to take before.

And we've seen a new kind of rhetoric from President Putin in Moscow.

And what this all adds up to is that the war is becoming more dangerous, more volatile.

And specifically what's happening is that we're getting closer to this war in Ukraine turning into a broader war between Russia and the West.

So Anton, this is very striking because, you know, just a few months ago we were talking about the Russians digging into positions in eastern Ukraine, and it was this protracted trench warfare.

How did we get from there to hear?

The turning point was early August.

The unthinkable for many Russians is now a reality.

Their homeland invaded.

Ukraine broke that stalemate by invading Russia.

It's the first time there's been a foreign incursion of Russia since World War II.

Ukrainian troops went into Russia's Kursk region, on the border, captured about 400 square miles of territory, and delivered this huge

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