Teenager fighting for life after mass brawl at birthday party gatecrashed by drunken mob at Merrylands Oval

Birthday party gatecrashed by drunken mob at Merrylands Oval AFTER a night of celebration that descended into violence, a young girl hugs a policeman amid the broken glass and debris to say thank you for possibly saving her life. The touching scene played out after police were called to Merrylands Oval when a 17-year-old youth…