[] A day before, Mr. Snowden's protectors offered a lesson in modern Russia's respect for human rights. A court in Moscow convicted Sergei Magnitsky, who had exposed a $230 million embezzlement scheme run by Russian officials, on tax fraud charges. He received no prison term, but not because the Moscow judge had gone soft. Beaten and suffering from pancreatitis, Magnitsky died in agony four years ago while in pre-trial police custody. He was a brave whistleblower who exposed abuses and sought no glory for himself. This was the first posthumous prosecution in modern Russian history, complete with an empty steel...