Javier Manquillo is currently having a medical at the Academy of Light, Sunderland have just confirmed the deal on their official Twitter account.
Paul Bracewell, Moyes' assistant, has announced the 22-year-old will join the Black Cats in the next few hours.
Paul Bracewell has just confirmed that Javier Manquillo is currently undergoing a medical at the Academy of Light.
— Sunderland AFC (@SunderlandAFC) 24 agosto 2016
Source: transfermarketweb.com