Migrant Caravan Travel to U.S. Border on Foot More than 7,000 Central American migrants continue their journey to the U.S. border Tuesday. A caravan of Central American migrants are trying to push North despite Mexican efforts to stop them at Mexico's southern border. Sunday, men women and children walked about twenty miles hoping to reach the United States border. That day there were about 1,500 migrants still hoping to enter legally into Mexico. The numbers have increased since, leading President Trump to call the caravan a national emergency . This comes after he vowed to cut out aid to three countries in Central America. According to reports, the caravan was in Huixtla, Mexico, which is about 50 miles from the Mexico-Guatemala border.This is where many of the migrants may attempt to cross in rafts and skirt authoriti...