Derailed: A Moscow Metro subway train derailed and crashed today, killing at least 20 people and injuring 150. The cause was not immediately evident. The crash happened 275 feet below the streets, making rescue and recovery more difficult. Authorities say …

School Attack: Twenty students were injured this morning in a stabbing spree inside a high school 30 minutes east of Pittsburgh. It happened in several classrooms before classes began. The assailant was captured. Authorities say none of the injuries appear …