boris nemtsov. he was deputy prime minister under yeltsin, and today, is one of putin's most vocal critics.but the chef is a brit, so maybe he has less reason to worry. >> waiter: first course, gentlemen. >> zamir: ah. >> anthony: at yornik restaurant, they're serving their own versions of dino-era, russian classics. a modern riff on borscht, typically a chunky, hearty, beet and cabbage broth with chunks of meat; here it's a puree, with a more elegant, shall we say, deconstructed presentation. ♪ >> anthony: critics of the government, critics of putin, bad things seem to happen to them. >> nemtsov: yes. unfortunately, existing power represent let i say russia of 19th century, not of 21st. >> anthony: critics of putin, beware. oligarch mikhail khodorkovsky accused putin of corruption, and wound up spending ten years in prison and labor camps. alexander litvinenko accused state security services of organizing a coup to put putin in power. he was poisoned by a lethal dose of radioactive polonium. and viktor yushchenko, the former ukranian president: poisoned, disfigured, and nearly killed by a