Deadly jungle trek where families risk their lives to reach America

In South America, thousands of migrants are making a perilous land journey in the hope of reaching the United States.

It's a route that was once considered impossible – a thick jungle infested with poisonous snakes, spiders, insects, criminal gangs, terrorist groups, and a 65-mile trek through rivers and mountains.

Our Chief Correspondent Stuart Ramsay has this report from Colombia.