Boston-based New Balance announced the extension of its partnership with tennis player Coco Gauff. Ranked as the number 4 player in singles, and the number 2 doubles in the world, Gauff’s partnership with New Balance started 4 years ago when she was 14 years old. Now 18, Gauff shared her thoughts about being sponsored by New Balance and says, “I couldn’t ask for a more committed team that is forward-thinking in their approach and match my love for the game with their passion for quality and creativity. New...