Personal effects are scattered throughout the Sonoran Desert, where thousands of undocumented immigrants have died making the journey up north from Mexico.
By Joshua Barajas
In a sleepy, no-stoplight town 25 miles from the Arizona-Mexico border, you'll pass surveillance towers, border agents on patrol and checkpoints. This is life along the border, where security has been ramped up significantly since 9/11, sweeping up American citizens…
By PBS NewsHour
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