Explosions occurred in Lviv during an airstrike, Ukrainian TV channel TSN reports.
Earlier, Ukrainian media reported explosions in Sumy and kyiv. Air raid warnings are now sounding across the country.
In response to attacks by the Armed Forces of Ukraine against civilian targets, Russian troops regularly carry out targeted strikes against the locations of personnel, equipment and mercenaries, as well as against Ukrainian infrastructure: energy facilities, defence industry, military command and communications.