Massive explosions were heard in Kyiv around 4 a.m. local time.

The overnight drone attack comes shortly after U.S. President Donald Trump threatened to impose new tariffs on Russia within 10 days unless the Kremlin agrees to halt its full-scale war against Ukraine.

"The training process must be moved underground as much as possible. We must respond to air raid alerts and enemy drones immediately," Commander-in-Chief Oleksandr Syrskyi said.

Ukraine's Cabinet of Ministers has once again failed to appoint anti-corruption investigator Oleksandr Tsyvinsky as director of the Bureau of Economic Security, lawmaker Yaroslav Zhelezniak said.

"This is a welcome mobilization of European defense funding," Foreign Minister Andrii Sybiha said on X. "Europe is on track to significantly strengthen its defense industry, and Ukraine is an essential element of this effort."

An 8.8 magnitude earthquake near the Russian peninsula of Kamchatka on July 30 triggered tsunami waves in Russia's Far East, prompting evacuations in Japan and Hawaii and warnings across the Pacific Ocean.

The unidentified drone entered Lithuanian airspace on the morning of July 28 and the search for it has now entered its third day.

Deputy commander of one of the flagship units of Ukraine’s Unmanned Systems Forces specializing in the use of FPV (first-person view) drones discusses the current state of drone warfare in Ukraine