Indeed, but at the end of the day the most senior pilot on that aircraft was a line training captain. Someone who, I think it is fair to assume, would be even more eagle-eyed and less likely to let such a catastrophic situation develop. Now I do not know what the requirements are to be an LTC at Turkish, but it is a fact that on this thread a substantial number of professional pilots have expressed their utter disbelief that this accident occurred. So, what to do?