Frank de Boer: 'I'm focusing on what I can control' – video

Frank de Boer insists he will continue to do his best for Crystal Palace after they slumped to their fourth straight defeat, at Burnley. The club have made their worst start to a season for 92 years and have yet to score a goal. Chris Wood scored the only goal for Burnley on his full debut, to give them a 1-0 win