Santiago Solari celebrated his first trophy as Real Madrid’s coach with a 4-1 defeat of Al Ain in the Club World Cup final. Luka Modric’s wonderful goal helped seal Club World Cup history as Real Madrid beat Al Ain 4-1 to become the first team to win the tournament three years in a row Santiago Solari’s first silverware since being appointed as Julen Lopetegui’s successor was set up by Modric’s first-half strike as Madrid comfortably triumphed in Abu Dhabi on Saturday, moving past rivals Barcelona with their fourth title in the competition. The Croatia midfielder, who added the Ballon d’Or…