Criminal gangs using grenades launchers have wounded four civilians and three policemen in Mukacheve, Zakarpattia region, two of the wounded are in critical condition. Attackers have been surrounded and offered to surrender, Ukrainian Interior Minister Arsen Avakov has said.

"A special operation to surround, disarm and arrest the gang which on Saturday attacked civilians in Mukacheve, continues in Zakarpattia region. Using grenade launchers, gunmen damaged two police cars, injuring four civilians and three police officers. The injured are being administered medical aid. One policeman and one civilian are in serious condition," the minister wrote on his Facebook page.

According to him, the gang has been surrounded and they were offered to surrender. If they refuse, force will be used against them, Avakov said.