18-year-old man from Weston, Canberra arrested for Nazi salutes and charges. Trespassed at ANU, placed propaganda stickers in August-September. Performed Nazi salutes at shopping centers in October and December 12. Police searched home, seizing phones, computer, stickers, etc. AFP Commissioner said salutes caused pain to Jewish community. Case under National Security Investigations, maximum penalties. Arrest follows Bondi attack and neo-Nazi assembly