Tim Foley shows how to climb a section of the border wall separating Mexico and the United States near where it ends as journalists Chitose Nakagawa (right) and Marcie Mieko Kagawa look on in Sasabe, Ariz., in this May 11, 2016, photo. Mr. Foley, a former construction foreman, founded Arizona Border Recon, a group of armed volunteers who dedicate themselves to border surveillance. (Associated Press) **FILE**
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