this pennsylvania field where that plane went down, and the passengers and crew tried to wrestle control of the aircraft away from the hijackers. ah. a reading of the names in shanksville, pennsylvania. and we cannot forget. it's been one year since the deadly terror attack in benghazi, libya, on the night of september 11, 2012, armed men stormed the american consulate. mortar and rocket fire destroyed much of the complex. u.s. ambassador christopher stevens and three other americans were killed, and just last month, criminal charge against the suspects were filed. today a new explosion ripped through benghazi once again. a you positiwerful blast on then street damaging a branch of a bank. no one killed. call for action and diploma diplomacy, two of the president's key elling themes at president obama made his appeal to the nation last night on syria. >> in the days leading up to august 21st we know that assad's chemical weapons personnel