Prognosis
A $5 Million Prize Spurs Competition for Covid-19 Rapid Test
- Amazon, Google, RA Capital are among the XPRIZE funders
- Since July, 659 teams from 68 countries have entered contest
Photographer: Anthony Kwan/Bloomberg
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As countries race to develop a Covid-19 vaccine, just determining who’s infected remains a major challenge.
Large-scale testing is a crucial element in containing the virus, experts say, because many who contract it exhibit little to no symptoms. Without widespread testing, it’s a daunting task to identify contagious individuals and isolate them.