US companies look to UV light to keep workers safe after COVID-19 | Video
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US companies look to UV light to keep workers safe after COVID-19 | Video(Updated: )
As US states grapple with how to reopen the economy, some companies are marketing technology they claim can keep employees safe by killing COVID-19, including using ultraviolet light. But medical experts were quick to point out the potentially harmful effects of some forms of UV light. Nick Harper reports from Virginia.