The Australian government has joined a long list of countries around the world in banning TikTok on government-owned devices over national security fears. Subscribe: https://ab.co/3yqPOZ5 Australia becomes the last nation in the Five Eyes intelligence alliance to block the app, following similar decisions by the United States, Canada, the United Kingdom and New Zealand. There are widespread concerns that the Chinese Communist Party is harvesting user data, TikTok denies it is a security risk. Reporter Angelique Lu explains why governments are so worried.

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