You’ve heard the statistics about drug violence deaths along the US-Mexico border – more than 70,000 lives lost in the last six years alone. Acclaimed journalist Ed Vulliamy spent years travelling the frontier to write his book "Amexica". He takes us behind the scenes and tells Catherine Nicholson why he thinks we’re all implicated.
Also on the show, we discover a Mexican artist who’s making his own "call to arms" against the cartels, by turning seized weapons into musical instruments.
Finally, the B-boys of Mumbai are breakdancing across our screens, with their own, American-inspired, escape from poverty and boredom.