Russian forces have used reconnaissance drones to support their deep-strike operations in Ukraine. This has been a major headache for Kyiv.

Ukraine's leader says partners sending ground troops would help "force Russia into peace," as America's European allies ponder Trump's next move.

Ukraine expects high-level contact with the new U.S. administration immediately after Donald Trump takes office, including an eventual meeting between the U.S. president-elect and President Volodymyr Zelenskiy,

The Biden administration has announced the final tranche of military aid it will send to Ukraine, amounting to about $500 million.

The White House seized a rare chance to undermine Russia and build up regional allies as it built a coalition to support the Ukrainians.

If Ukraine falls, it will be hard to spin as anything but a debacle for the United States, and for its president.

The U.S. is set to provide Ukraine an additional $500 million in weapons quickly pulled from its existing stockpiles as the Biden administration works to get Kyiv in a stronger negotiating position before President-elect Donald Trump takes office.

Two decades after the Chornobyl disaster, another catastrophe has struck the former nuclear power plant: an explosion has wiped out the remaining life in the exclusion zone around the plant or caused it to mutate.