The 20 - year - old Welshman has finally overcome the knee problem which ruled him out for most of last season .
The 20 - year - old Welshman made his senior Reds debut in the League Cup against Middlesbrough two years ago .
The 20 - year - old Welshman , who made his senior Reds debut in the League Cup against Middlesbrough two years ago , has finally overcome the knee problem which ruled him out for most of last season .