Britain’s Catherine, Duchess of Cambridge, holds her baby daughter outside the Lindo Wing of St Mary’s Hospital in London

Britain’s Catherine, Duchess of Cambridge, holds her baby daughter outside the Lindo Wing of St Mary’s Hospital, in London, Britain May 2, 2015. The Duchess of Cambridge, the wife of Prince William, gave birth to a girl on Saturday, the couple’s second child and a sister to one-year-old Prince George. REUTERS/John Stillwell/pool TPX IMAGES OF THE DAY