Newcastle United supporters hoping for an immediate return to European contention under Matthias Jaissle have been warned that the club's overhaul will require patience. Speaking at his unveiling as Newcastle manager in St. James' Park, Jaissle refused to promise European qualification and instead described Newcastle as being in a "transition phase," according to the Daily Mail. AdvertisementAdvertisement Advertisement"The players who have left were great characters, great players, experienced players. "We have to adjust something in the squad by signing these profile of players, or other players need to step up and fill these positions and these leadership roles." Jaissle, nevertheless, urged supporters to retain some optimism regarding potential incoming business during the next few days.