A woman wearing a face mask walks through San Francisco’s Chinatown. Photo: Reuters

Coronavirus case in US may be due to ‘community spread’ of infection

  • American patient with no apparent sign of exposure tests positive for the virus
  • US health officials say community spread of Covid-19 would weaken travel restrictions and other containment measures
Topic |   Coronavirus outbreak

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A woman wearing a face mask walks through San Francisco’s Chinatown. Photo: Reuters
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