March 23, 2021
Author Dave Cullen discusses yesterday's shooting in Boulder, Colorado alongside Tom Mauser, the father of Columbine victim Daniel Mauser. UK Labour MP Jess Phillips discusses the epidemic of misogynistic violence. Astrophysicist Neil deGrasse Tyson joins Walter Isaacson to explain how his new book "Cosmic Queries" tackles some of science's most perplexing questions.