Editor's note: This is a developing story and will be updated regularly.
Multiple explosion were heard in Kyiv overnight on July 31 as Russia launched yet another drone and missile attack on Ukraine. There is currently no information on whether the capital was hit.
Air raid sirens rang out in the capital at 10:55 p.m. local time. Kyiv Independent reporters heard one explosion around six minutes later.
Explosions were then heard again around 2:10 a.m. in Kyiv, correspondents from public broadcaster Suspilne reported. Immediately after the explosions, attack drones were reported flying over Brovary on the eastern outskirts of the city.
Later in the night, Kyiv Independent journalists reported hearing two explosions around 3 a.m. local time. The Air Force warned of Russian attack drones south of the city.
"The Air Defense operates in the Kyiv Oblast. Don't leave the shelters!" Kyiv Mayor Vitaliy Klitschko said on social media.
Throughout the evening and into the night, Russia launched dozens of drones towards several regions of Ukraine, Ukraine's Air Force reported.
The Ukrainian War Monitor telegram channel also claimed that several Tu-95 bombers took off from Olenya airfield in Russia's northwestern Murmansk Oblast at 11:25 p.m. local time.
No information on any casualties or damage was immediately available.