Transpander Off News Today

Again, more questions. one thing i think -- earlier today you asked me about passengers going in to the cockpit. it doesnt seem to match that scenario, because if the passengers had broken in to the cockpit, turned the acars off, turned the transpander off, you know, theyre not going to make a normal radio call to air traffic control. >> so this heightens the alarm, does it not, in you? what does this new bit of information tell you, or indicate to you, or what other questions does it provoke fo...