The Air Force of the Armed Forces of Ukraine reported a Russian launch of KAB munitions towards Kharkiv Oblast from the east and enemy UAVs detected in the north of Donetsk region heading in the direction of Kramatorsk and Slovyansk from the northwest, according to alerts published between 7:15 p.m. and 7:45 p.m. UTC on December 28. These detections mark the latest aerial activity during the 29-minute reporting window, as stated by the Ukrainian Air Force. A report published in the same period provided new details on long-range strikes throughout 2025, noting explosive growth in both Russian strikes on Ukraine and Ukrainian strikes on Russian territory, with Russia accumulating hundreds of drones for nighttime operations, according to 'New details of strikes on oil refineries, planes and ...'. The developments occur amid ongoing bilateral talks between U.S. President Donald Trump and Ukrainian President Volodymyr Zelenskyy in Miami, which ran late past their scheduled start earlier on December 28, per prior reports from ABC News and Nexta TV.