(NewsNation) — The number of migrants who entered the United States illegally is rising in Texas’ Rio Grande Valley, where more than 5,000 encounters with federal border agents have taken place in August alone, NewsNation has learned.

The region along the U.S.-Mexico border is experiencing the highest number of illegal crossings of anywhere in the country, according to data obtained by NewsNation from Department of Homeland Security sources.

With five days remaining in the month, encounters have already increased by more than 400 from July, when 4,598 illegal crossings took place in the Rio Grande sector.

The migrant foot traffic comes at a time when a coordinated effort between federal and state law enforcement agencies made 78 arrests over the past weekend. The Trump administration ha

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