article_snippet: (CNN)In Vladimir Putin first substantive comments since Kremlin critic Opposition leader Boris Nemtsov death, Russian on Wednesday called the killing a "disgrace" and lashed out at what Vladimir Putin called "extremists" and protesters.
article_snippet: Opposition leader Boris Nemtsov had been one of Vladimir Putin's harshest critics and had been arrested several times for speaking against Vladimir Putin's government.
article_snippet: The 55-year-old opposition leader was gunned down Friday night in Moscow as Vladimir Putin walked across a bridge about 100 meters (330 feet) from the Kremlin with Vladimir Putin girlfriend, Ukrainian model Anna Duritskaya, 23.
article_snippet: Vladimir Putin slaying spurred thousands to rally in Vladimir Putin honor in Moscow, with many calling Vladimir Putin a true Russian patriot at Vladimir Putin funeral Tuesday.
article_snippet: Opposition leader Boris Nemtsov isn't the first of Vladimir Putin's critics to turn up dead, with others including Anna Politkovskaya (who was fatally shot) and Alexander Litvinenko (who was poisoned).
article_snippet: Opposition leader Boris Nemtsov has condemned Opposition leader Boris Nemtsov's killing and ordered three law enforcement agencies to investigate, the Kremlin has said.
article_snippet: Opposition leader Boris Nemtsov also wrote to Opposition leader Boris Nemtsov's mother, saying Opposition leader Boris Nemtsov shared Nemtsov's mother grief, and promised to bring those behind Nemtsov's killing to justice.
article_snippet: No one has been arrested in connection with Nemtsov's death, though Russia's Federal Security Service chief Alexander Bortnikov did say there are suspects, Tass reported.
highlights_snippet: Opposition leader Boris Nemtsov was shot dead while walking near Kremlin with girlfriend .
  