Theo Walcott silenced his critics with a fine strike as Arsenal closed in on the top of the Barclays Premier League after a 3-1 win over relegation-threatened Burnley.

But there will be some concerns following the victory for the home supporters after captain Cesc Fabregas withdrew with what appeared to be a hamstring problem.

The midfielder had volleyed the Gunners - now level with leaders Chelsea, although having played a match more - in front, before being taken off as a precaution.