The Pfizer senior vice president who led development of the company's COVID-19 vaccine says beating the virus became personal when she witnessed the death and economic disaster it wreaked near her home in New York City. Kathrin Jansen speaks in her first network television interview and allows 60 Minutes cameras into Pfizer's research labs to tell the story behind its collaboration with the German company BioNTech and how it led to the first emergency use authorization for a vaccine in the U.S. Jansen's interview.The criminal justice system in Kenya is underfunded, overcrowded and decrepit. Over 80% of the inmates have never been represented by a lawyer. As a result, many inmates in the teeming prisons are experiencing some degree of injustice. But some of those prisoners are now earning law degrees and becoming paralegals thanks to Justice Defenders, an organization providing legal education and counsel that often changes lives. Anderson Cooper reports from Kenya.