She had to be taken aside and treated by medics .
The ball struck the fan directly on the crown of her head , knocking her off her feet , injuring her neck and shoulders , leading to concussion and causing her continual headaches .
fan had to be taken aside and treated by medics .
The ball struck the fan directly on the crown of her head , knocking her off her feet , injuring her neck and shoulders , leading to concussion and causing her continual headaches .