He has negotiated dense jungle and clung precariously with other migrants to a freight train, taking on the combined might of two countries' ever more rigid
immigration authorities -- but Jose Contreras isn't giving up his dream of reaching the United States.
Like the many migrants who set out daily for new lives in America, the Honduran father-of-four will not be deterred by the expanding Mexican immigration crackdown prompted by US pressure.
The journey northwards is becoming ever more treacherous since
Mexico deployed thousands of troops to its border with Guatemala, which has also signed a pact with
Washington aimed at keeping migrants out of the US.