Our reporter Céimin Burke tells us about his experience reporting from the Polish-Ukrainian border. We examine why some Ukrainians are heading back to their homes now that Russia forces are concentrating their attacks on the east and south, the Tesco reception centre filled with beds, and the stories of those still fleeing Ukraine.The Explainer is brought to you by The Journal. Providing open access to valuable journalism in Ireland has been the aim of The Journal for a decade. You can contribute to ensure we can keep questioning, investigating, debunking, explaining and informing at www.thejournal.ie/contribute/