ABC News’ Juju Chang spoke with ABC News contributor and former DHS official Elizabeth Neumann about the Christmas market attack in Germany and how U.S. officials are taking extra protective measures.

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Elizabeth Neumann, a former assistant secretary in the DHS under Trump, addressed the topic while speaking on CNN's "Reliable Sources" show on Sunday. Her intervention was prompted by reports that ...

very dark place," according to former Trump administration official Elizabeth Neumann. Neumann, who served in multiple ...