Australia launches formal probe into Chinese spy claims

China has accused Australia of reaching a state of hysteria over allegations Beijing tried to plant a spy in its federal parliament. A formal investigation has been launched in Australia. Al Jazeera's Nicola Gage reports from Sydney. - Subscribe to our channel: http://aje.io/AJSubscribe - Follow us on Twitter: https://twitter.com/AJEnglish - Find us on Facebook: https://www.facebook.com/aljazeera - Check our website: https://www.aljazeera.com/ #AlJazeeraEnglish #Australia #China