04.28.2020 - By NPR
Many health experts say contact tracing is the best investment toward combating future COVID-19 outbreaks. So how are state efforts going to build up the workforce needed? Also, there is a greater push for online voting systems ahead of the 2020 presidential election, but are they secure? And, like many companies, short-term rental company Airbnb is having to think about its future following the pandemic. We hear from the CEO.