Russia and Ukraine have agreed to several new humanitarian corridors to get people away from the fighting, as Ukraine’s president repeated calls for a no-fly zone. In the US, 30,000 students are out of class in Minneapolis, after teachers and the school board failed to reach a deal. The trial of 4 men accused of trying to kidnap Michigan’s governor begins today. You’ll also hear about the US Postal Service getting a financial overhaul. Plus, the ship of a famous explorer is found after more than a century.