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BBC correspondent Andrew Harding describes how sleep has been near impossible in the Ukrainian city of Mykolaiv, which has been under almost constant Russian bombardment since the start of the war.

Together with Vitaly and Irena, he also discusses a report by Amnesty International, which accuses Ukraine of endangering the lives of its own citizens by setting up military bases in residential areas, such as in schools and hospitals.

We also hear from Jixian Wang, a Chinese vlogger based in Odessa, who explains how Chinese state media echoes Russian propaganda.

And former China correspondent for the BBC, John Sudworth describes how the war in Ukraine is playing out in Taiwan, and the ways in which the crises in the two places are linked.

The series producer is Estelle Doyle. The producer is Arsenii Sokolov. Planning producer is Louise Hidalgo. The technical producer is Emma Crowe. Email Ukrainecast@bbc.co.uk with your questions and comments. You can also send us a message or voice note via WhatsApp, Signal or Telegram to +44 330 1239480.