Jane Harman, author of "Insanity Defense: Why Our Failure to Confront Hard National Security Problems Make Us Less Safe," and a nine-term member of Congress (D-CA), discusses the shortcomings of the US national security strategy for the last few decades, and assesses the Biden administration's plans to strengthen it. In an interview with Ian Bremmer, she discusses the priorities for addressing critical issues at home and abroad, from the COVID pandemic to the climate crisis and terrorism.