![](https://www.nti.org/wp-content/uploads/2023/03/Sam_Nunn-334x500.jpg)
Sam Nunn
Co-Founder and Co-Chair, NTI
Nuclear Tipping Point, a documentary film on today's global nuclear dangers, was screened at the White House on April 6, 2010. The screening will be attended by the four featured in the documentary – former Secretaries of State George Shultz and Henry Kissinger, former Secretary of Defense William Perry and former Senator Sam Nunn – as well as film narrator and actor Michael Douglas and General Colin Powell, who provides the film’s prologue.