<p>A U.S. Customs and Border Protection officer (right) stands next to a member of the U.S. military working with concertina wire during a show of force and exercise to secure the San Ysidro Port of Entry Nov. 22 in San Diego. The show of force and exercise were in response to the presence of a large caravan of mainly Honduran migrants that recently arrived in neighboring Tijuana, Mexico. (CNS photo by David Maung)  </p>
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