The Navalnys and the Gudkovs Join Thousands on the Streets

Paratroopers mixing with opposition demonstrators on the Boulevard Ring on Saturday, when the latest March of Millions protest snaked its way through Moscow's downtown. See related article.

Gennady Gudkov, right, who lost his State Duma seat Friday in what observers have called a Kremlin pressure tactic, surveying the crowd with his son Dmitry from the stage on Prospekt Sakharova.

As activists release white doves symbolizing the peaceful nature of the protest movement, opposition leaders including Boris Nemtsov, Ilya Yashin and Garry Kasparov applaud.

Social media have played a prominent role in the nine-month-old protest movement, with even youngsters taking to Internet-ready devices Saturday.

With rows of cameramen lined up to take his picture, Alexei Navalny returns the favor by taking a snap on his iPhone. To see the picture he took, click here.

Navalny walking hand in hand with his wife Yulia at the head of a column of protesters on Petrovsky Bulvar.

Badges in support of three jailed Pussy Riot band members keeping a white ribbon company on the lapel of a protester's jacket.

In this protester's interpretation of the country's president, Putin plays the role of a vampire hungry for demonstrators' blood.

Ranks of riot police standing guard on Prospekt Sakharova. There were no reports of violence or lawlessness at Saturday's event, except long after most demonstrators had dispersed, around 10 p.m.

Surrounded by the red flags of his Left Front movement, Sergei Udaltsov addresses supporters through a loudspeaker.