Covid-19: Why contact tracing has become difficult in hard-hit Swiss regions

Covid-19: Why contact tracing has become difficult in hard-hit Swiss regions

Faced with a huge surge of coronavirus cases, contact tracers in Switzerland’s Covid-19 ‘hotspots’ Geneva, Vaud and Zurich can’t keep up with new infections.

Mandatory contact tracing in Zurich brothels stirs controversy

Mandatory contact tracing in Zurich brothels stirs controversy