TV Guide BBC Three Tuesday

The former footballer visits some of the world's most dangerous cities to explore the issues that affect young men born into a life on the fringes of society. He begins in the favelas of Rio, Brazil, where he learns what it takes to become a lookout, foot soldier and drug dealer in a world where death could become reality at any moment. He also comes face-to-face with a gun-toting militia boss to uncover how these men rule through fear and intimidation

South Africa has for years battled the scourge of rhino poaching, fuelled by insatiable demand for their horns in Asia. Ashley embarks on a mission to find out who is behind these acts, discovering how the challenges young men face growing up in deprived rural communities can lead them into poaching

France's second-largest city Marseille has been the nation's drug capital for over 50 years, but the violence of its drug war is escalating, as rival gangs kidnap, torture, kill and even set one another on fire. Ashley spends time in the notorious northern suburbs known as the 'cités', meeting young men involved in fighting the bloody drug war as well as riding along with the police on a night-time patrol