For Russia's opposition, loss of Nemtsov is about more than the man

The murder of Boris Nemtsov leaves the anti-Putin bloc without someone who can bridge the gaps between communists, liberals, and nationalists.

Tatyana Makeyeva/Reuters/File

Boris Nemtsov was buried in Moscow Tuesday, following a memorial service that saw thousands of mourners line up to pay their final respects to the liberal activist who was gunned down in the Kremlin's shadow last Friday.