When a jury in the trial of a Yale college student on rape charges returned a verdict of not guilty on Wednesday, after barely three hours of deliberations, the message seemed clear: Evidence that might warrant punishment from a campus panel was insufficient for a court of law. At the heart of the trial was the question of whether the complainant could have agreed to have sex with the defendant, Saifullah Khan, 25, on Halloween night in 2015...

Lawyers for the accused man, Saifullah Khan, worked relentlessly to discredit the complainant’s account, sowing what a juror called “sufficient doubt.”

On Aug. 6, 1945, an atomic bomb detonated over Hiroshima, destroying the city and killing tens of thousands of people. Three days later, a second bomb exploded over Nagasaki. Yale community members pl