Ben Shelton faces Jiri Lehecka in the ATP Stuttgart 2025 quarterfinals on June 13. Get expert predictions, betting odds, and top tips for this grass court clash!

German 17-year-old Justin Engel reached a quarter-final of an ATP Tour event for the first time in his young career. He achieved the feat on Thursday at the Stuttgart Open with a 6-4, 6-4 win against seventh seeded American Alex Michelsen.

Justin Engel is making a name for himself at the home ATP 250 event in Stuttgart! The 17-year-old is through to his maiden ATP quarter-final following a 6-4, 6-4 victory over Alex Michelsen in an hour and 17 minutes.

First quarter-final, first Top 50 victory: the 17-year-old German is causing a minor sensation on home grass at the BOSS Open.

Six years after reaching the final at his first grass-court ATP tournament in Stuttgart, Felix Auger-Aliassime is through into the second round at the ATP 250 event. The 4th seed faced Giovanni Mpetshi Perricard in the second round and earned a 6-4, 6-4 triumph in an hour and 17 minutes, his first on the fastest surface in three years!

STUTTGART, GERMANY (AP) _ Results Saturday from Boss Open at Tennis Club Weissenhof (seedings in parentheses): Taylor Fritz (2), United States, def. Felix Auger-Aliassime (4), Canada, 6-4, 7-6 (5).

Second seed Taylor Fritz reached the Stuttgart Open semi-finals on Friday, and so did Felix Auger-Aliassime by stopping German teenager Justin Engel. American Fritz broke Hungary's Marton Fucsovics once in each set and fired 14 aces en route to a 6-3,