Getty ImagesGOALVideo: Aubameyang replacable if he goes United - LehmannTransfersAfrican All StarsAFC FyldeReal MadridClub FriendliesFC United of ManchesterManchester UnitedTottenhamArsenalVideoJens Lehmann concedes there is a chance the likes of Pierre-Emerick Aubameyang could leave the club, with Man United linked with the strikerAdvertisement