Hundreds of migrants have been found in a truck in Mexico
Police in south-east Mexico have found more than 500 migrants hidden in two trucks heading for the US.
The 513 migrants, from Latin America and Asia, were were found travelling in "inhumane" conditions, police said.
The were stopped at a checkpoint in the outskirts of Tuxtla Gutierrez, the capital of Chiapas state.
Four people accused of smuggling the migrants were arrested, officials said.
18 May 2011