Katya’s private birthday party was raided by Russian vigilantes along with law enforcement. Fiercely religious, Russkaya Obshina call themselves patriots, whose mission is to save Russia from foreign ideology and influence. With no official legal status or authority, they are carrying out widespread raids against migrants and anyone they perceive as against traditional values. Tap the link in @BBCNews’s bio to see more of our investigation into who funds the group and the full extent of their operations. #Russia #BBCEye #BBCNews