Britain's Princess Kate gives birth to third child

Britain's Prince William (C), Duke of Cambridge arrives with Prince George (L) and Princess Charlotte to visit Britain's Catherine, Duchess of Cambridge, who has given birth to a baby boy at St Mary's Hospital in London, Britain, on April 23, 2018. Princess Kate on Monday gave birth to a boy, her third child, who is the fifth in line to the British throne. (Xinhua/Stephen Chung)