Friday's big transfer rumours: Manchester United monitoring Premier League rivals' playmaker

What the papers sayManchester United are monitoring James Maddison over a potentialmovefor the Leicester midfielder next summer, according to the Manchester Evening News. The 22-year-old only joined the Foxes from Norwich in 2018 and has a contract until 2023, but the paper reports that United are weighing up making a move for him in the summer.Unitedare also prepared to double the wages of defender Victor Lindelofand offer him a contract worth £150,000 a week, according to The Sun.Arsenal’s Lucas Torreira and Napoli’s Ruiz Fabian battle for the ball (Adam Davy/PA)Liverpool, Real Madrid, BarcelonaandBayern Munichare all interested in signingNapolimidfielder Fabian Ruiz, the Daily Mail reports.The Mirror, meanwhile reports that Unitedhave scoutedReading’s16-year-old goalkeeper Coniah Boyce-Clarke.And 15-year-oldCrystal Palacemidfielder Jadan Raymond is a shock target forValenciaandBenficaafter impressing for England Under-17s, according to the Daily Mail.Social media round-upLionel Messi declares one condition to stay at Barcelona amid exit talkhttps://t.co/q8QSegMCa4 pic.twitter.com/8hVoq6SXLy— Mirror Football (@MirrorFootball) September 13, 2019Arsenal reportedly tried to sign winger Vinicius Jr from Real Madrid this summer https://t.co/kV60y2bBcF— The Sun Football (@TheSunFootball) September 13, 2019Players to watchLiam Donnelly: Motherwellhave offered the midfielder a new contract, according to the Daily Mail.Christian Eriksen: Atletico Madrid could sign the Spurs midfielder for free, The Sun reports.Graham Dorrans:The former Rangers midfielder is wanted byDundee, according to the Daily Record.NOW READ...QUIZ!Can you name every country Cristiano Ronaldo has scored against?LIST10 players who came to the Premier League too earlyOPINIONCritics can attack Danny Rose for not keeping his mouth shut – but they can't claim he's wrong