US Open: Mirra Andreeva rushes to injured friend Anastasia Potapova’s aid in touching moment | Tennis News
Mirra Andreeva, of Russia, left, helps Anastasia Potapova, of Austria. (AP Photo) NEW YORK CITY: Anastasia Potapova clutched her knee and crumpled to the court in the closing stages of a gruelling US Open fourth-round clash. After two hours and 25 minutes of pushing each other to their limits, the moment the 25-year-old went down,…