one from roberto climeto middle school. >> an american flag flies outside the middle school. when a 13-year-old student refused to stand before it during the pledge of allegiance, a teacher called school security. >> if they did something wrong, i think they should apologize and they did the right thing by apologizing. i believe when you stand up for the pledge, it's a sign of respect to america. >> this afternoon, the school system sent home this letter, stating it was the teacher, not the student who broke the law. students were told no one will be permitted to intentionally embarrass you if you choose not to participate. >> i'm scott broome at the national transportation safety board, where we learn today metro officials apparently ignored a written warning about the electronic system, it uses to keep trains from hitting each other. the focus is on electronic signalers. metro had been warned in writing in 2004. do not mix electronic components or they might not work. >> i'm not familiar with that c c correspondence. now to fort totten, where the new components were install