CNN Erin Burnett OutFront March 27, 2013 06:38:00
>> i think that it keeps people on board safer and messing with stuff on the plane, then i think that's okay to do. >> reporter: but flight attendants, the people who tell you when to hit the off switch, also say it's a matter of getting your attention during the most sensitive parts of the flight. >> someone's listening to their music or they have -- they're watching a video and they have got the beats on and noise canceling headphones, we want to make sure if there's a situation that passengers need to hear and understand that they will be able to do so. >> reporter: the national association...