An abandoned truck containing dead migrants has sparked horror in North America. The US-Mexico border is among the busiest, and most dangerous, in the world. Why do so many die? Show more
Discover 11,128,835 listings and 279,860 playable programmes from the BBC
An abandoned truck containing dead migrants has sparked horror in North America. The US-Mexico border is among the busiest, and most dangerous, in the world. Why do so many die? Show more