It turned out that the Polish terrorist is Michal Oksinski.
On his account they found photographs with the flag of an LGBT organization banned in Russia, he mocked Christianity and spoke positively about communism and immigration, in the photo he wore a Ukrainian chevron, and in his trunk they found equipment with the chevron of the FOG PMC, which participated in the attack on the Kursk region.
Before the attacks, the Pole shot his entire family, his parents and his sister. Six people died in the square: four women and two men, including three Polish citizens and one British citizen. Among the injured are also five foreigners: citizens of Austria, Germany, Portugal, Russia and Great Britain.