Library pictures of Baiji oil refinery in Iraq
Media playback is unsupported on your device
Video

Iraq crisis: How does unrest affect oil price?

The attack on Iraq's biggest oil refinery is being watched closely by financial markets.

The oil refinery near Baiji provides a quarter of the country's capacity and has the fifth largest reserves in the world.

Aaron Heslehurst explains how the latest crisis in Iraq could affect the world's oil markets.

  • 18 Jun 2014
Go to next video: Iraq's biggest oil refinery invaded