Nuclear Sites Dotted Across Ukraine Pose Threat of Radiation Disaster

Each day of war risks a strike on sites that could scatter radioactive material. Officials say one laboratory near the front has been hit dozens of times.

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Trump and Putin to Discuss Ukraine in Phone Call: What to Know

The call will be the first known conversation between the two leaders since Ukraine agreed to support a U.S.-backed monthlong cease-fire, as long as Russia does the same

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Ukraine’s River of Anguish

Amphibious operations across the Dnipro River at Kherson illustrated the suffering and endurance of Ukrainian forces. A team of Times journalists observed the perilous movements.

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