What does a virtual border wall look like?

The World

President-elect Joe Biden is expected to take a vastly different approach to border security than President Donald Trump, including deprioritizing construction of a physical border wall along the US-Mexico border. His campaign said their policy will focus on “improving screening procedures” at legal ports of entry and “investing in new technology.” The World’s Lydia Emmanouilidou reports on the migration management technology already being used in Europe.

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