Australia Hands Huawei 5G Ban

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The Chinese telecoms giant says the Australian government has banned it and fellow communications firm ZTE from providing 5G technology for the country's wireless networks, reportedly over national security concerns. Plus, after the Facebook/ Cambridge Analytica data scandal, are people more likely to resist Silicon Valley firms entering the health, education, and civic sectors? We talk to Lucie Greene, author of a new book "Silicon States" that examines the question. And is the problem of fake news and online lies about to get much worse? Presented by Zoe Kleinman, with BBC tech reporter Chris Foxx, and special guest Charlotte Jee, editor of Techworld. (Image: A Huawei store in Shanghai, China, Credit: Vincent Isore/ IP3/ Getty Images).