A grim day in world news brings both tragedy and fragile diplomacy. In China, a gas explosion at a northern coal mine has killed at least 90 people, making it the country’s deadliest mining disaster in years as rescue teams continue searching for survivors. In Russia’s Krasnodar region, officials say a Ukrainian drone strike sparked a fire at a major oil terminal, underscoring the war’s widening pressure on energy infrastructure. At the same time, regional officials say Washington and Tehran may be nearing a memorandum of understanding that could help end the conflict between them, suggesting a rare opening for de-escalation even as military options remain in the background. Elsewhere, one person was killed and dozens injured in a fire and explosions at a New York City shipyard. And in the United States, the death of two-time NASCAR champion Kyle Busch at 41, from pneumonia that progressed to sepsis, has shocked the sporting world.