Meet the billionaire scientist couple who invented Pfizer’s COVID-19 vaccine

Today, they are hailed as the key scientists that could potentially help mankind neutralise the corovirus that has so far left 1.27 million people dead and 51.5 million infected. BioNTech is leveraging Pfizer's clinical trial, marketing, manufacturing prowess. Its alliance with China's Fosun Pharma gives it a good shot of the mainland market, too.