The Pentagon's technology research agency, DARPA, has been responsible for some of the greatest technological advances over the last 60 years like the internet and GPS. Now hear how DARPA, the Defense Advanced Research Projects Agency, was responsible for the early investments in the technology that allowed Moderna and Pfizer to create coronavirus vaccines in record time. The agency's former director, Dr. Regina E. Dugan, tells CBS News correspondent Jamie Yuccas how one scientist's curiosity led to the idea and what made her greenlight the project a decade ago. Dugan, the current CEO of Wellcome Leap, explains how revolutionary the mRNA vaccine technology is and what scientific advances may be next.

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