WATCH | Frontline special with John Carlin

The Virginia National Guard recently returned from a 30-day deployment on the U.S. Border with Mexico at Eagle Rock, Texas.

Eagle Pass is a hotspot for mostly Hispanic migrants attempting to cross the Rio Grande River into the United States.

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The troops’ job was to stop them from gaining illegal entry, but why were Virginia troops involved? Why stop migrants from seeking a better life? Why does the method for stopping them create so much outrage in certain sectors?

10 News’ John Carlin finds out in our On the Frontline special.