Tesla's worldwide sales were down last quarter for the first time in years, and it's got a lot of people questioning why, and whether its owner Elon Musk has anything to do with it.

Plus, the official recognition of a Palestinian state – no Australian government has ever done it. But Penny Wong's just announced she's thinking about it.

Also, have you ever wished you could dip into your superannuation for money to buy a house? Some new research has found that the idea might not be as good as it sounds for anyone under about 40.

Guests:

• Dr Andrew Thomas, lecturer in International Relations and Middle East Studies, Deakin University
• Nick Bonyhady, technology writer, Australian Financial Review