An explosion from a pull-action grenade in Grozny's Oktyabrsky district wounded four policemen, a source in the Chechen Interior Ministry reported on Friday.
According to the source, the explosion occurred yesterday afternoon, as the police were examining the terrain in a street adjacent to a place of temporary stationing of a consolidated police group.
The wounded policemen were rushed to a hospital.
Alexey Navalny returned to Russia on January 17. He was detained upon arrival at the Sheremetyevo Airport. A court arrested Navalny for 30 days