Told she could not see a trainer until a changeover , she fought on and advanced on a forehand winner .
Makarova , playing with a taped upper right leg , began cramping while serving at match point .
Told Makarova could not see a trainer until a changeover , Makarova fought on and advanced on a forehand winner .
Makarova , playing with a taped upper right leg , began cramping while serving at match point .