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Britain's Prince William (L), Duke of Cambridge, leaves the hospital after Britain's Catherine, Duchess of Cambridge, gave birth to their son at St Mary's Hospital in London, Britain, on April 23, 2018. (Xinhua/Stephen Chung)
Britain's Prince William (L), Duke of Cambridge, leaves the hospital after Britain's Catherine, Duchess of Cambridge, gave birth to their son at St Mary's Hospital in London, Britain, on April 23, 2018. (Xinhua/Stephen Chung)