A young man in a black shirt hits a small ball against the wall.  A man in a red shirt hands the ball to him with his racket.  The young man hits the ball against the wall again.  A group of men walk around trying to hit the ball.  The young man in the black shirt hands the ball to the man in the red shirt.  The man in the red shirt hits the ball against the wall.  The group of men run around the court, swinging their rackets and trying to catch the ball.