Sean Aylmer speaks to Stephen Fenech, one of Australia’s top technology journalists, and the editor and publisher of techguide.com.au, about how Amazon became the world's biggest online sales company.

ASX tumbles; Trump promises $US5,000 to every American; NFL hits Melbourne
18:14

Q+A: “This cannot be a crisis. It’s got to be a cycle”
11:37

Afternoon Report | ASX tumbles as oil tops $US100
04:55