Manchester United have reportedly submitted a substantial transfer bid for Crystal Palace right-back Aaron Wan-Bissaka,Sky sports reports.
United have long identified the England U21 defender as a perfect fit for Antonio Valencia replacement but Crystal Palace do not want to sell Wan-Bissaka as he still has three years remaining on his contract.
Wan-Bissaka 21, made his Palace debut in February 2018 and became a first-team regular this season, with 39 appearances.
United have already agreed in principle for Swansea winger Daniel James ahead of the transfer window on June 11.
And has offered Juan Mata a new contract but Ander Herrera and club captain Valencia were released getting set to begin their pre-season against Perth Glory on July 13 while they wait for a friendly game against Leeds United four days later