border patrol

Josh Haner/The New York Times

A volunteer for an organization that tries to prevent immigrants from dying in the Arizona desert is scheduled for an April 10 trial on charges that he harbored people who were in the United States illegally.

Steve Hillebrand, U.S. Fish and Wildlife Service

Arizona and Sonora, Mexico are one ecosystem—a diverse and rugged desert—but they’re split by hundreds of miles of fences and vehicle barriers. Scientists want to know how the current U.S.-Mexico border wall affects wildlife, and what will happen if that barrier is made more impenetrable. As KNAU’s Melissa Sevigny reports, doing research in this region is fraught with complications.

Associated Press

Authorities have arrested the suspected shooter in the 2010 killing of a U.S. Border Patrol agent whose death exposed a bungled gun-tracking operation by the federal government.

(Ross D. Franklin | AP Photo)

Attorney General Jeff Sessions toured the U.S.-Mexico border Tuesday and unveiled what he described as a new get-tough approach to immigration prosecutions under President Donald Trump.

AP Photo/Alex Brandon, File

U.S. Attorney General Jeff Sessions on Tuesday will take a tour of the U.S.-Mexico border during a visit to Arizona.

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