The US embargo on Cuba has been in place for more than 60 years and it's given Cuba a 'frozen in time' look. Prior to COVID-19, the island's vintage cars and colonial architecture drew tourists, but they didn't do much to bring in high-tech. That makes it all the more surprising that Cuba's built up a strong biotechnology sector. And as Ed Augustin reports from Havana, that could mean a lot in its fight against the coronavirus.

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