By Chris Dunlavy

QPR boss Mark Warburton says this afternoon’s clash with play-off rivals Luton Town is a chance to silence the doubters.A fixture in the top six since before Christmas, the Hoops’ promotion charge has stuttered of late, with a run of two wins from nine games dropping Warburton’s men down to seventh.But the former Brentford and Rangers boss insists his players have the quality to reignite their season -whatever the pundits may say.“It is amazing how people four weeks ago were saying we were nailed on for automatic promotion and then I sa...