The 18-year-old was apprehended by the police after being shot in the legs.
He is understood to have been in Finland for a short period of time as part of the asylum process.
It seems to be a common denominator for the ones that make it happen.
The first table shows its rank among 30 cities/regions in Russian Federation.
The rest of the tables summarize the key indicators for each topic and benchmark against regional and high-income economy (OECD) averages.
In April 2016, a young Kyrgyz-born Russian citizen blew himself up inside a station of the St Petersburg's metro.14 people died and dozens more were injured when 22-year-old Akbarzhon Jalilov turned himself into a weapon following his radicalisation by ISIS.
The day before the Surgut attack, a Moroccan immigrant killed two people and injured eight more during a knife attack in the city of Turku, Finland.