Altitude De Decayed News Today

Investigation, the pilots who have a combined 25,000 hours of flight time received additional training, but neither the faa nor united will say why the pilots ended up in a dive telling cnn the safety investigations are confidential. >> they will be corrected to prevent it from happening again which indicates to me that something occurred had could have been prevented by the crew. >> reporter: a retired 777 captain from a major airline. what might have happened here? >> numerous things that coul...