Report reveals confusion in the hours after the Malaysia Airlines 777 disappeared . After it vanished air traffic controller said his supervisor had been asleep . Battery of underwater locator beacon for the data recorder had expired . Transport Minister Liow Tiong Lai said an urgent probe was under way .
Report reveals confusion in the hours after the Boeing 777 disappeared . After it vanished air traffic controller said his supervisor had been asleep . Battery of underwater locator beacon for the data recorder had expired . Transport Minister Liow Tiong Lai said an urgent probe was under way .