Russia has claimed control of the eastern Ukrainian city of Mariupol, but President Volodymyr Zelensky says as many as 120,000 civilians remain trapped there, including hundreds in bunkers below the Azovstal steelworks. Is this the shape of things to come in other cities in the Donbas region now targeted by Russia? We put the question to our panel.
Produced by Alessandro Xenos, Imen Mellaz and Antonia Kerrigan