New Russian Offensive In Ukraine, Ohio Train Derailment, Prison Unit Closure

Russia has launched a new offensive in Ukraine, throwing masses of conscripts into battle. Ukraine is expected to launch its own offensive. How could the next few months reshape the war? Residents of an Ohio town contend a railroad chemical spill is making them sick. Why do environmental officials say it's safe? And an investigation by NPR and the Marshall Project led to the closure of one of the deadliest prison units in the country. What happens with the inmates?