An incident unfolded in Odessa, located in southern Ukraine, with initial information provided by the Ukrainian outlet Dumskaya. The report did not detail the specific nature of the event or the extent of damage. (Source: Dumskaya)
Another outlet, Strana, echoed reports of explosions in the city of Chernomorsk within the Odessa region. At the time of reporting, air raid alerts were in effect across the Nikolaev and Odessa regions, signaling heightened security concerns for residents and responders alike. (Source: Strana)
Earlier, the commander overseeing the Kherson regional administration, Alexander Prokudin, was appointed by Kyiv. There were subsequent notices of explosions described as occurring in Kherson, a city under the control of Ukrainian armed forces. (Source: Kyiv administration)
A sequence of explosions was also mentioned in the Kharkiv region, adding to a pattern of disruptions reported across multiple areas in the country. (Source: regional police updates)
On December 11, reports indicated fatalities linked to explosions near the Dnieper river. On that same day, additional blasts were reported in Krivoy Rog, a city in Dnepropetrovsk region, while earlier messages described several explosions in Kyiv, accompanied by air raid sirens that affected the capital and extended to the surrounding Kyiv region. (Source: national emergency services)
There were ongoing updates suggesting Russian forces were advancing toward the Zaporozhye region, a development that contributed to heightened tensions and defensive preparations in the area. (Source: military briefings)