Pressurization Cycle News Today : Breaking News, Live Updates & Top Stories | Vimarsana

something. i'm caitlin collins, and this is the source. it has been one week now since defense secretary lloyd austin was admitted to the icu. tonight, not only do we still not know what exactly is sitting, there we don't know why his staff did not tell the white house for days using him in the white house. but nonetheless, in intensive care. the lack of transparency from the top u.s. military official, especially while the u.s. is dealing with multiple crises around the world, has resulted in some calls for austin's resignation. the top republican on the senate armed services commit...

year of campaigning. now it is time to vote. one week from tonight, we could know who won iowa. donald trump is about to raise from the courtroom to the campaign trail and pack again as his rivals are hoping to pull off an upset. also tonight, the missing piece of that alaskan airlines plane that blew off at 16,000 feet in the air has now been found. more planes are being grounded for inspections as one major airline says they found something. i'm kaitlan collins, and this is "the source." it has been one week now since defense secretary lloyd austin was admitted to the icu. toni...

Aircraft will probably find some loose hardware. the question is, how is it coming out of the manufacturer, boeing, with this hardware loose? or is it happening in service? the airplane is coming out of the factory just fine, but in service use is causing these bolts and nuts to come loose, to a point where the pressurization cycle and of course aerodynamics when the airplane is in the air are causing this loose door then to be in the slip stream and get ripped off like this one did. >> yeah. greg feith, there are so many questions that so many passengers have about this. we're waiting for an ...

Service use, it is causing these bolts and nuts to come loose to a point where the pressurization cycle and of course aerodynamics when the plane is in the air, are causing this loose or to then be in the slipstream and get ripped off like this one did. >> greg, there are so many questions that so many passengers have about this, we are waiting for an ntsb update tonight. i hope you will continue to join us as we continue to watch this throughout the week. thank you very much, greg. >> absolutely, kaitlan, thank you. >> meanwhile, as we await for that update from the ntsb, the story also tonig...

Fredricka is the southwest operates aircraft in what's called a high-cycle, high-fatigue environment. they run up and down, in other words the airplane goes from the ground to altitude and back dune, which is a pressurization cycle, quite frequently. much more so than a lot of other airlines. and what happens is we exercise the fuselage, as it blows up with pressure and deflats when we're back on the ground. they tend to flex to metal. >> so a lot of short trips stress out the plane as opposed to people just thinking a plane that's being overused on long trips. this kind of short-trip stuff is...