Arsenal are reportedly looking at signing Aston Villa outcast Tom Heaton to become their new back-up goalkeeper.The Gunners signed Alex Runarsson as a replacement for Emiliano Martinez in the summer though the Icelandic shot-stopper has struggled when chosen.He found life difficult during the League Cup loss to Manchester City with Mikel Arteta now reportedly willing to let Runarsson go out on loan.But it means Bernd Leno will need a new back-up with Brentford goalie David Raya previously targeted by the Gunners.Though the Daily Mail claim Aston Villa outcast Heaton could make the move to the Emirates as a short-term solution.Heaton lost his place under Dean Smith a year ago having suffered a serious knee injury.Arteta has said: “We are.
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