Mexico meets migrants at southern border with armed forces Article from World News: MEXICO CITY (Reuters) - Mexican soldiers, armed police and migration officials blocked hundreds of migrants after they crossed the border from Guatemala in a caravan into southern Mexico on Wednesday, and detained dozens of them, a witness from a migrant aid group and an official said. https://www.reuters.com/article/us-usa-immigration-trump-mexico/mexico-meets-migrants-at-southern-border-with-armed-forces-idUSKCN1T62YC