Ronald Koeman defiant over Everton future after home defeat by Burnley

• Dutchman says players are working hard and results will come
• Wayne Rooney ‘accepted’ being demoted to substitutes’ benchRonald Koeman claimed his future as Everton manager should not be questioned despite his expensively assembled side suffering a fifth defeat in eight matches with the 1-0 home loss to Burnley.Pressure and criticism is growing around Koeman at Everton after a series of weak performances, questionable team selections and poor results; the latest co