Honduran migrants taking part in a caravan heading to the US, wait at the road as they leave Arriaga on their way to San Pedro Tapanatepec, southern Mexico on October 27, 2018. (Photos: VCG)

Honduran migrants taking part in a caravan heading to the US, wait at the road as they leave Arriaga on their way to San Pedro Tapanatepec, southern Mexico on October 27, 2018.

Honduran migrants taking part in a caravan heading to the US, leave Arriaga on their way to San Pedro Tapanatepec, southern Mexico on October 27, 2018.

Mexican Federal Police officers unblock the road that Honduran migrants taking part in a caravan heading to the US, were using to leave Arriaga on their way to San Pedro Tapanatepec, southern Mexico on October 27, 2018.

A boy weeps amid migrants, part of a caravan of thousands from Central America en route to the United States, taking a rest as they travel to San Pedro Tapanatepec from Arriaga, Mexico October 27, 2018.

Honduran migrant Selvin Espinal, who takes part in a caravan heading to the US, sells cellular phones chargers during a stop in the journey, he left Honduras in Huixtla, Chiapas state, Mexico, on October 23, 2018.

Honduran migrants taking part in a caravan heading to the US, wait at the road as they leave Arriaga on their way to San Pedro Tapanatepec, southern Mexico on October 27, 2018.