At the Bugrovskoye cemetery in Nizhny Novgorod, Grigory Sheyanov was detained during a memorial service for victims of political repression, he told OVD-Info.
The activist has already been taken to the station, and OVD-Info legal representative Pavel Turchin is on his way to assist.
13:51 Grigory Sheyanov has been released from the station, legal representative Pavel Turchin told OVD-Info.
An explanation was taken from the activist.