[PBS NewsHour]

WATCH: Meet People Volunteering To Be Exposed To COVID-19 For Vaccine Research

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WASHINGTON, D.C. (NewsHour) — As the world anxiously awaits development of a vaccine for COVID-19, new and controversial research measures are being considered for the first time.

These include the possibility of deliberately exposing volunteers to the disease to see if they are infected.

NewsHour’s Amna Nawaz reports on a growing group of people eager to be subjects in tests that might help to heal the world — but harm themselves.