Kingpins

In Mexico, Ben meets a prominent drug lord from the infamous Sinaloa Cartel and gains extraordinary access to his lavish estate - complete with pet tigers.

This intense episode uncovers the dangerous world of arms trading in a Lebanon marred by conflict, providing an unprecedented insight into the operations and impacts of arms dealing.

Working-class gangs rule northern England's crack trade. Ben gets up close with gang members, uncovering the inner workings of their operations.