Fan favourite Juan Martin Del Potro faced a tricky test in his opening match of the week in Sweden when he went face to face with big German Jan-Lennard Struff.
Jan-Lennard Struff v Juan Martin Del Potro
Replay
Stockholm
2017R2R2
Fan favourite Juan Martin Del Potro faced a tricky test in his opening match of the week in Sweden when he went face to face with big German Jan-Lennard Struff.
