The Australian police think this guy was planning a mass public shooting......so, which one of Australia's gun laws stopped it? None. They had another round of good luck, nothing more..... Massive weapons stockpile found in Sydney home A HUGE cache of weapons and ammunition including 10 guns, dozens of knives and swords and three crossbows has been found at a home in northwest Sydney. Police say a 64-year-old man has been arrested and is in hospital for assessment. The Daily Telegraph identified the man as former prison guard Michael Kay, who was banned from owning a gun nine years ago.