Daily Star Sports understands that United are also keen on Alaba, who can play at left-back or centre-back.It is understood United bosses have spoken to Alaba's representatives about him going to Old Trafford on a free transfer next summer.Alaba is free to speak to other clubs from January 1 and Bayern chief executive Karl-Heinz Rummenigge has accepted the defender will leave.Allianz Arena bigwig Kahn has now spoken out about Alaba, and gave a similarly gloomy verdict on Bayern’s chances of keeping hold of the 28-year-old."At the moment I don't know how that should happen," he told Sport Bild."We rolled out the red carpet for David Alaba and went to our limits.
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