Photos: Boris Nemtsov funeral

A relative supports Boris Nemtsov’s mother Dina Eidman as she throws sand into her son’s grave.   (Sergei L. Loiko / Los Angeles Times)

People lay candles and flowers at slain opposition leader Boris Nemtsov’s grave in Moscow on Tuesday.  (Sergei L. Loiko / Los Angeles Times)

The uncovered coffin of Boris Nemtsov is carried through the Sakharov Center in Moscow, where thousands of mourners and dignitaries paid their last respects to the slain Russian opposition leader.  (Dmitry Lovetsky / Associated Press)

Former Russian Prime Minister Mikhail Kasyanov arrives at burial ceremony for Boris Nemtsov at Troekurovskoye Cemetery in Moscow.  (Denis Tyrin / Associated Press)

Orthodox priests conduct funeral rites at the coffin of Boris Nemtsov.  (Denis Tyrin / Associated Press)

Mourners stand at the grave of Boris Nemtsov at Troekurovskoye Cemetery in Moscow.  (Denis Tyrin / Associated Press)