Sunderland are interested in signing Granit Xhaka from Bayer Leverkusen, according to journalist Sacha Tavolieri.The newly promoted Premier League club have signed several players this summer,

Sunderland are interested in signing Granit Xhaka from Bayer Leverkusen; the 32-year-old has three years left on his current deal; Sunderland face competition from Saudi Arabia for the ex-Arsenal midfielder;