“At the moment, the number of injured is 31 people, ten people in serious condition ... We have collected enough blood while the blood donation is finished,” RIA Novosti quoted him as saying.
Previously reported about 20 dead and 21 injured in the incident.
According to media reports, the shooter holds 16 people hostage, they are in a shopping center on the fourth floor. In social networks published a video with the alleged attacker.