TOPSHOT - Britain's Catherine, Duchess of Cambridge holds her newly-born son, her third child, Britain's Prince Louis of Cambridge as she and her husband Britain's Prince William, Duke of Cambridge (unseen) show him to the media outside the Lindo Wing at St Mary's Hospital in central London, on April 23, 2018. - Britain's Prince William accompanied his wife Catherine as she left hospital after giving birth to a baby boy, the couple's third child who is fifth in line to the British throne. (Photo by John Stillwell / POOL / AFP) (Photo credit should read JOHN STILLWELL/AFP/Getty Images)
