About 3,500 people attend unsanctioned action in St. Pete, 500 detained

Some 500 people were detained during an unpermitted opposition action in St. Petersburg on Monday, the Russian Interior Ministry press center told Interfax.

"About 3,500 people attended an unsanctioned action in St. Petersburg, 500 participants were taken to police stations for an inquiry into different breaches," an employee of the press center said.