Police release 13 photos as they investigate NRL bottle-throwing incident . Fans pelted officials with bottles as they left stadium on Good Friday . Referee awarded Bulldogs last minute penalty over the Bulldogs . Fans reacted angrily when Bulldogs sealed a 18-17 victory . One official sustained a broken shoulder when he slipped dodging bottle .
Police release 13 photos as they investigate NRL bottle-throwing incident . Fans pelted officials with bottles as they left stadium on Good Friday . Referee awarded South Sydney last minute penalty over the Bulldogs . Fans reacted angrily when South Sydney sealed a 18-17 victory . One official sustained a broken shoulder when he slipped dodging bottle .