Tuskegee STD, Do You See What I See?, Cold War Cold Case (S02E07)

For four decades, the U.S. government conducts unlawful experiments on African American men suffering from syphilis. Meanwhile, in France, the mysterious N-Rays could revolutionize the field of physics—if they are indeed real. In a chilling discovery, nine skiers are discovered dead, each with unusual injuries. The cause of their deaths is shrouded in mystery—was it a violent dispute, a covert Soviet weapon, or perhaps even a yeti lurking in the mountains?