Manchester United have struggled at left-back this season, this makes Alvaro Fernandez’s form even more annoying to see. This entire season, left-back has been where Manchester United‘s injury woes have been most noticeable. Luke Shaw has missed most of the season through injury, while Tyrell Malacia has missed the entire season with no return in sight. READ MORE: Who is Luke Shaw? Inside the life of Manchester United’s flying English full-backErik ten Hag sent Sergio Reguilon away in January and also sent away Alvaro Fernandez, who many were impressed by during preseason last year. Alvaro wou…