US Foreign Policy Expert based at RMIT University, Professor Aiden Warren, joined Heidi Murphy.

<p>US Foreign Policy Expert based at RMIT University, Professor Aiden Warren, joined Heidi Murphy.</p>

Listen to the best bits of 3AW Mornings & exclusive interviews here - and don't forget to tune in live between 8.30am and midday. [http://www.3aw.com.au/](http://www.3aw.com.au/)

<p>Listen to the best bits of 3AW Mornings &amp; exclusive interviews here - and don't forget to tune in live between 8.30am and midday. [http://www.3aw.com.au/](http://www.3aw.com.au/)</p>