Depressionde De Depressioncompression News Today

This plane and killed 150 people. >> david barnes with us from the plane staging site. thank you for that update. joining us is tom hatter a former ntsb director of aviation safety and analyst john cox, a former u.s. airways captain and ceo of safety operations. and thank you for being --. and tom, if i could start with you. and there was no distress signal given and how unusual that to occur when a crash of this type happens? >> it is not terribly unusual. the crew will first fly the airplane a...