A knife-wielding teenager on Wednesday trespassed into a junior high school in Saitama Prefecture near Tokyo and attacked a teacher who tried to stop him from entering a classroom, local police said.The 17-year-old was subdued by teachers at the scene and was arrested on suspicion of attempted murder. "I wanted to kill anyone," he was quoted by police as saying.Students of the Misasa Junior High School in Toda were not hurt as they exited the classroom where they were taking a test, but the case may prompt calls to review school safety measures as the suspect managed to make his way into th…READ FULL ARTICLE