The implication if true is deeply important. Because, again, if true, it would cast doubt on the notion of pilots programming the turn because of some kind of an emergency. It could suggest premeditation. Now, there is also a more benign interpretation that the crew preprogrammed the turn as part of a normal contingency plan to be executed in case of mechanical problems with the plane. Thats the latest on many Key Developments today. Were going to focus on it with our team of experienced pilots in and out of the Flight Simulator. The search area, instead of shrinking is just growing again today, nearly as big as the continental United States. More on all of it tonight starting with our kyung lah reporting from kuala lumpur in malaysia. Kyung . Reporter the investigation into why Malaysia Airlines flight 370 vanished took another strange turn today. Officials believe the jets Navigation System was intentionally altered, saying someone in the cockpit with knowledge of how it works entere