By Jamie Spencer Manchester United were unable to see out a Premier League win against Burnley on Saturday afternoon, conceding a late equaliser from the penalty spot at Old Trafford. Erik ten Hag’s side have failed to keep a clean sheet since 9 March and have now won only one of their last six league games, putting more pressure on their fight with seventh-place Newcastle United for a Europa League place after the Magpies won convincingly to relegate Sheffield United. Both sides had decent chances in the game, but the contest had looked like it was heading for a goal-less stalemate until Anto…