The 'Oppenheimer' creative team take you behind the scenes of film's key moments

The 'Oppenheimer' creative team take you behind the scenes of film's key moments

Impossible is often just a starting point on a Christopher Nolan film and “Oppenheimer,”about the father of the atomic bomb, was no exception. In fact, it's often where inspiration was born. During one especially stressful stretch, filmmakers lost their White House set five days before they had one day to…