MARIUPOL, April 2022. In that Ukrainian port city, 2,000 fighters have been holed up for almost two months in the underground tunnels of the Azovtal steel plant. They are surrounded by 20,000 Russian soldiers

The city is in ruins. Every 10 minutes, Russian forces fire missile strikes. From a secret location, the Mariupol mayor announced that around 20,000 inhabitants are dead. The Russian side broadcasts that part of the Ukrainian army has surre