War in Ukraine might last two or three years more — US Under Secretary of Defense 

He said this during the US Congress hearings, Ukrainian mass media reports.

"It is difficult (to predict how long it will be needed to support Ukraine - ed.), because we do not know the exact trajectory of the conflict's development. It may end in six months or in two-three years. President Biden says that we will support Ukraine as long as necessary," he said.

Kahl noted that Ukraine’s victory depends on the US and allies' help.

• The United States announced a large-scale $2 billion defense aid package for Ukraine.