What are 'money mules' and how can we halt this scam in its tracks?

A top bank has formed a 'money mule hunting squad' and is planning to share its secrets with rivals.

How does this scam work and what is being done to fight it? Should banks, universities and schools take more action to prevent young people getting sucked into helping hardened criminals hide their cash? 

And as Nationwide starts turning away grandparents trying to deposit cash for their grandkids, what is behind this new curb on everyday cash transactions?

The interest-only mortgage timebomb is a hot topic again after we featured the story of Len and Val, who never missed a mortgage payment but still face losing their home.

This is Money Editor Simon Lambert and journalist Tanya Jefferies joined Georgie Frost to debate these issues.

Plus, Simon has an impassioned rant about potholes... Hear it all on this week’s podcast.