CNN Wolf Blitzer Reports March 23, 2014 18:44:00
This is the acars system. a system does many things on the aircraft. it allows pilots to send text messages to the ground, allows the ground to do the same with them. an alternate communication system. most important for this scenario, that system would report to the ground every half hour or so parameters of what this is doing. speed, altitude, direction. it did that at 1:07. at that point everything was good. if there was a preprogrammed change, it would have been entered in this thing. this is the flight management system. essentially a robust gps. you could make that course change with eig...
Source: archive.org