David L. Stern

• National Security

Kyiv now appears in line to get F-16 fighter jets by the fall, as Washington agrees to let other nations send them into battle.

• Europe

Moscow claimed to destroy one of two sophisticated Patriot air defense systems in Ukraine but Kyiv disputed the account. A U.S. official said one system was damaged but operational.

• Europe

Russia fired a fearsome overnight barrage of missiles at Kyiv. A Patriot air defense system was damaged in the strike.

• War in Ukraine

Ukrainian President Volodymyr Zelensky visited Britain and met with Prime Minister Rishi Sunak on Monday as part of a whirlwind tour of European countries.

• War in Ukraine

Ukraine needs more time before launching its long-anticipated spring counteroffensive against Russian forces, President Volodymyr Zelensky said.

• Europe

Russian and Ukrainian forces engaged in heavy fighting in the eastern city, officials of both countries said, but accounts differed on whether it was the start of Kyiv’s much-anticipated spring counteroffensive.

• Europe

A car bomb wounded Russian nationalist writer Zakhar Prilepin and killed one person in the western Nizhny Novgorod region, Russia authorities said.

• Europe

Russia's hypersonic missile Kinzhal travels five times faster than the speed of sound — and until now had been unstoppable by Ukraine.

• War in Ukraine

Yevgeniy Prigozhin said he would withdraw his forces from Bakhmut on May 10, the day after Russia’s Victory Day military parade, due to insufficient ammunition.