Britain’s Prince William and his wife Catherine, Duchess of Cambridge appear with their baby daughter outside the Lindo Wing of St Mary’s Hospital in London

Britain’s Prince William and his wife Catherine, Duchess of Cambridge appear with their baby daughter outside the Lindo Wing of St Mary’s Hospital in London

Britain’s Prince William and his wife Catherine, Duchess of Cambridge, appear with their baby daughter outside the Lindo Wing of St Mary’s Hospital, in London, Britain May 2, 2015. The Duchess of Cambridge, gave birth to a girl on Saturday, the couple’s second child and a sister to one-year-old Prince George. REUTERS/Neil Hall