Chelsea agree £7.5m deal for Emiliano Martínez

Chelsea have agreed a £7.5m deal to sign Aston Villa goalkeeper Emiliano Martínez, per The Guardian. The Argentine's arrival could push Robert Sánchez toward the exit door at Stamford Bridge. Separately, Chelsea expect Manchester City to make a bid for Enzo Fernández inside the next 48 hours. The club are bracing for City's interest in the midfielder as the window picks up pace.