Скачать или смотреть 10-year-old advocates for optical illusion crosswalks to help reduce accidents

In our series, A More Perfect Union, we aim to show that what unites us as Americans is far greater than what divides us. In this installment, we take you to the streets of Medford, Massachusetts, where a plan to improve driver safety with an optical illusion could potentially save lives. Vladimir Duthiers reports.

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