Exclusive: A guide to protecting your privacy at U.S. borders

"The same precautions corporations require for trips to Beijing now make sense coming back into LAX," says Nathan Freed Wessler, deputy director with ACLU’s Speech, Privacy, and Technology Project

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ACLU attorney Nathan Freed Wessler doesn’t take chances when he goes through a U.S. Customs and Border Protection (CBP) checkpoint: “I try to be very careful about what I bring,” the deputy director with the ACLU’s Speech, Privacy, and Technology Project told us. “I don’t bring my work laptop. I’m a lawyer with very s…