For this week's Business Behind The Brand on the Sunday Business Show, Ronan Reid from Cantor Fitzgerald joined Conall in the studio to talk about Elon Musk's electric vehicles company, Tesla.

While thousands of people have made down payments and are queing out the door to get their hands on a Tesla car of their own, the company itself is facing some serious challenges.

Having missed their production targets and loosing $1bn in the last quarter, could Musk's business be running out of fuel?

You can listen to the interview in full by pressing the 'play' button in the image above the headline. (or at the bottom of the page)