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As Homeland Security Secretary Kirstjen Nielsen dined at a Mexican restaurant on Tuesday, 15 protesters chanted, "If kids don't eat in peace, you don't eat in peace!" Brendan Smialowski /AFP/Getty Images hide caption

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Brendan Smialowski /AFP/Getty Images

Homeland Security Secretary Kirstjen Nielsen, the face of the Trump administration's policy that has split up migrant families, was heckled inside a Mexican restaurant. She's seen here at Monday's daily briefing at the White House. Leah Millis/Reuters hide caption

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Leah Millis/Reuters

A photo provided by U.S. Customs and Border Protection shows the interior of a CBP facility in McAllen, Texas, on Sunday. Immigration officials have separated thousands of families who crossed the border illegally. Reporters taken on a tour of the facility were not allowed by agents to interview any of the detainees or take photos, the AP reported. U.S. Customs and Border Protection's Rio Grande Valley Sector via AP hide caption

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U.S. Customs and Border Protection's Rio Grande Valley Sector via AP

Members of the opposition to the administration of Honduran President Juan Orlando Hernandez march on Friday to protest the U.S. government's decision to end the Temporary Protected Status designation for nearly 57,000 people from Honduras. Hernandez called the decision a sovereign issue for Washington, adding that "we deeply lament it." Fernando Antonio/AP hide caption

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Fernando Antonio/AP

A U.S. Border Patrol vehicle is seen from Mexico while patrolling the border between the cities of El Paso, Texas, and Ciudad Juárez, Chihuahua state, on April 7. Herika Martinez/AFP/Getty Images hide caption

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Herika Martinez/AFP/Getty Images