Jose Luis Gonzalez/Reuters Senator Cory Booker, tieless and in a blazer on the southwestern border in early July , approached a Customs and Border Protection officer, blue passport in hand. They greeted each other and the officer asked: “Is there somebody with you?” Yes, Mr. Booker said, he had a group with him. Specifically, Mr. Booker said, he was traveling with a group that […]

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