Emergency Problem Developing News Today

Controllers guidance. >> what disturbs me is did he begin a climb without a clearance from air traffic control, that might be indicative of an emergency problem developing. >> reporter: there was also no known communication before it went on off radar. not necessarily a radio malfun shun. >> were trained early on to navigate and communicate being the last thing. if indeed the contributing factor was the weather, the last people that would be able to help you is air traffic control. >> reporter: ...

Emergency problem developing. >> there was also no known communication before it went off radar. not necessarily a radio malfunction. >> were trained very, very early on to i have a great and navigate and communicate being the last thing. because communicating in this particular circumstance if indeed a contributing factor was the weather, the less people would be able to help you was air traffic control. >> the captain is a former military pilot said to have flown f-16 fighter jets before joini...

Perform the miracle on the hudson. >> reporter: what we dont know is what happened in the cockpit before the plane went off radar. it could include bad weather in the area and the request to move to a different altitude. what the captain may have done with that information is still an open question. for example, whether the pilot may have tried to disregard the controllers guidance. >> what disturbs me is did he begin a climb without a clearance from air traffic control, that might be indicative...