The Trump administration’s resistance to contact tracing since the president tested positive for Covid-19 reflects a calculation that there’s little political upside in highlighting this close to the election the number of people at the pinnacle of US power potentially exposed to the virus by him, say health experts and political analysts.
Masks and contact tracing – used effectively in China, Taiwan, South Korea, Singapore and elsewhere – are proven tools in breaking the chain of infection in lieu of a vaccine, medical experts say. But their success can depend on many other factors.
Public health experts have traditionally focused on the profile of the virus and therapies to combat it.
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