Author: Jeanine Santucci, USA TODAY

This week’s shooting that left four people dead at a Tulsa medical center is an all-too-familiar scenario for health care workers across the nation.

Ukrainian President Volodymyr Zelenskyy called for Russia to pay for the destruction it has caused. Russia declared victory in Mariupol. Live updates.

President Volodymyr Zelenskyy said the length of Russia’s war in Ukraine depends “the entire free world.” Updates on Russia’s war in Ukraine.

G-7 leaders met Sunday and announced new sanctions, including a ban on the import of Russian oil and limits on Russian TV stations. Updates.

People in the Azovstal steel plant in Mariupol are protected to an extent by underground bunkers. Live updates

The CDC said the risk level to humans is still considered low, but advised precautions to people who work in direct contact with poultry.

Ukrainians marked Orthodox Easter in the capital, Kyiv, on Sunday with prayers for those fighting on the front lines in Donbas. Latest news.

The test, produced by InspectIR Systems, analyzes chemical compounds in a breath sample and delivers results within three minutes, the FDA said.

Images showed the bodies of civilians in the streets, some with their hands bound, around Kyiv after Russian forces pull out. Latest Ukraine news.