LONDON, ENGLAND - APRIL 22: (No Sales, no commercial use whatsoever of the photographs (including any use in merchandising, advertising or any other non-editorial use) In this handout provided by Kensington Palace, President Barack Obama talks with the Prince William, Duke of Cambridge as Catherine, Duchess of Cambridge plays with Prince George at Kensington Palace on April 22, 2016 in London, England. The President and his wife are currently on a brief visit to the UK where they attended lunch with HM Queen Elizabeth II at Windsor Castle and later dinner with Prince William and his wife Catherine, Duchess of Cambridge at Kensington Palace. Mr Obama visited 10 Downing Street this afternoon and held a joint press conference with British Prime Minister David Cameron where he stated his case for the UK to remain inside the European Unio (Photo by Kensington Palace/PA Wire via Getty Images)
