LONDON, ENGLAND - MARCH 12:  Dele Alli of Tottenham Hotspur shakes hand with Mauricio Pochettino manager of Tottenham Hotspur as he is substituted during The Emirates FA Cup Quarter-Final match between Tottenham Hotspur and Millwall at White Hart Lane on March 12, 2017 in London, England.  (Photo by Ian Walton/Getty Images)