CNN New Day March 30, 2015 10:08:00
The flight data recorder even if we did recover that. there is no way to know that from the cvr. >> just to be clear, even if the captain had been trying to punch in that code the co-pilot could have defeated his efforts very easily how? >> all he has to do at that point once that happens is punches in the code. there for 30 seconds the combeeper is going off, during that 30 seconds when the beeper is going off he can lock that door. >> this is all about the co-pilot and what went wrong if his head and heart that led him to do this. here's what we know. let's put up thing gra. it's all about h...
Source: archive.org