`` So all these safety nets ... have not worked in this case , '' CNN CEO tells Lufthansa . There 's clear indication co-pilot `` did n't want the captain to return , '' Carsten Spohr says .
`` So all these safety nets ... have not worked in this case , '' Lufthansa CEO tells CNN . There 's clear indication co-pilot `` did n't want the captain to return , '' Carsten Spohr says .