turbulence and thought their plane was going down. >> we were all thinking of people at home and our own little ones we had with us. after the 40-foot drop it got really silent in dab bin. people prayed. we all prayed. i prayed. >> joining me is cnn safety analyst and former safety souci. we hear about passengers sitting on the tarmac for several hours. should this plane even have taken off? >> it's hard for me to say because i wasn't there obviously. i tell you what, it's really difficult for me to understand why an aircraft that had that significant of a smell, that much smoke -- actually a haze called ozone actually in the cabin and not be able to replicate that and have the mechanic fix that problem is very qubl in my mind. >> add to the fact that they sat