US suspends train crossings at southern border as migrant crisis continues to escalate
![aerial view Texas National Guard troops watch over some of more than 1,000 immigrants who had crossed the Rio Grande](https://www.gbnews.com/media-library/aerial-view-texas-national-guard-troops-watch-over-some-of-more-than-1000-immigrants-who-had-crossed-the-rio-grande.jpg?id=50862053&width=1200&height=800&quality=90&coordinates=0%2C1%2C0%2C0)
US chiefs have temporarily suspended the operation of international railway crossing bridges at southern borders following a huge surge in crossings by migrants
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