Bill Hemmer hosts an in-depth look at the man who stared down Putin. Alexy Navalny witnessed the rot at the heart of Soviet Russia from the meltdown at Chernobyl to the rise of Putin. He harnessed the power of modern media to go after the oligarchy. He made enemies of the most ruthless and powerful men on earth. Navalny walked willingly into the arms of his executioners. Can his death make a difference?