The dramatic shakeout from the general election continued this week, this time from the left wing of Australian politics, with WA Greens senator Dorinda Cox defecting to Labor. 
It was a coup for a triumphant Prime Minister. 
But will the PM live to regret his new recruit? What does Senator Cox’s defection mean for the much-depleted Greens party? And how does it fit with the PM’s recent approval of the extension of a giant fossil fuel project off the West Australian coast? 
Chief political correspondent Paul Sakkal, and chief political commentator James Massola join host Jacqueline Maley.