Ross Kemp returns to Sky 1 with a fifth series of Extreme World, this time heading to Colombia, Kurdistan, Mozambique, Mongolia and the US/Mexico border to investigate some of each country's most pressing problems.
In episode 1, Ross visits Mongolia to examine the rise in violent far-right vigilante groups, who fear their country's identity is under threat from foreign influence.
Ross Kemp: Extreme World - Starts Wednesday 7th September at 9pm on Sky 1