Russia’s invasion of Ukraine is the biggest in Europe since World War II.

With the full-scale assault entering its second day on Friday, Ukrainians are coming to terms with the reality that the unthinkable has actually happened.

We explore the significance of this moment and speak to Ukrainians on the ground. 

Guest: Anton Troianovski, the Moscow bureau chief for The New York Times.

Background reading: 

• Russia continued its attack on Ukraine early Friday, one day after it invaded the country by land, sea and air, killing more than 100 Ukrainian soldiers and civilians.
• Europe faces a new refugee crisis, and harsh economic penalties meant to punish Russia are expected to reverberate worldwide. Here’s what might happen next in the Ukraine crisis.

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For more information on today’s episode, visit 

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. Transcripts of each episode will be made available by the next workday.