Australia politics live: Quad countries ink deal to build surveillance network and Fiji port to counter China

Australia’s foreign affairs minister Penny Wong met with US secretary of state Marco Rubio in New Delhi meeting. Follow today’s news live

• Get our breaking news email, free app or daily news podcast

Good morning and welcome to our live politics blog. I’m Martin Farrer with the top overnight stories and then it’ll be Krishani Dhanji with the main action.

It was a busy night at Senate estimates with the National Anti-corruption Commission inspector announcing that she has launched a second investigation into the outgoing boss Paul Brereton. Gail Furness’s announcement came after Brereton hit back at suggestions he had contributed to the major suffering of robodebt victims. More on that coming up.