Colorado nonprofit describes dangers of travelling for undocumented immigrants

DENVER (CBS4) – As the number of dead made the discovery of an abandoned tractor trailer packed with migrants the worst such tragedy in U.S. history, discussion again rose about the dangers of smuggling and life in the shadows of illegal immigration.
“You’re not supposed to open up a truck and see stacks of bodies in there,” said San Antonio fire chief Charles Hood.
The truck, with no air conditioning or water, was found near Interstate 35, leading to Minnesota, however t