Fatigue Cracks News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Communication lost and being on the bottom to be leads me to think something like there was a fitting which broke and allowed water to come in or there was a crack in the hull, when the submarine compresses, this is very high pressure, 380 times the pressure we experience here in hemispheric. compresses and releases and with multiple trips up and down, you get little fatigue cracks, with our submarines we have the resources of the government so of course we are very diligent about checking for those things and doing all kinds of testing to make sure that the submarine cos hull is able to keep ...

The propellers but fortunately they were able to get out. so thatis they were able to get out. so that is a possibility but that it doesn't explain why the communications would be lost. the communication loss and being on the bottom to mead leads me to think something like there was a fitting which broke and allowed water to come in or there was a crack in the hall, the submarine compresses, this is very high pressure, this is very high pressure, this is very high pressure, this is 380 times the pressure we experience here in the atmosphere, so compresses and releases and with multiple trips u...

And it's unusual because the engine is not at great stress at that point. it's as cruise speed, the plane is at 30,000 feet. it's just simply not a stressful time. usually these things take place when they're ramping up or when they're landing. so it's unusual. the ntsb will go back through the history of this engine and they'll look particularly at fatigue. were any of the fan blades in the engine fatigued? did the last check on the engine miss those fatigue cracks? where was the engine maintained? who did the work? >> we'll know fairly soon when the last time these engines on this particular...

Smuggle on plane. that leaves sabotage as the only scenario, but it is much more like likely that it was some sort of catastrophic structural failure, and not terrorism at this point. >> and peter to you now, what is the condition of the bodies or the wreckage tell us about the crash, because it can be telling, i can imagine. >> well, once they have done the testing for the explosive resid residue, and a bomb or missile will leave very clear marks. then they have to look at the m metal of the aircraft to see how it separated, and what they want the to do is to go to the the first pieces off of...

And plus, the creators of "south park" take their act to broadway. trey parker and matt stone talk about their smash hit, "the book of mormon." >> not something you want to take your kids to. it's pretty saucy, and getting a lot of positive reviews. first, the update on the faa. they want emergency inspections on 80 more boeing 737s like the one that had a piece of fuselage peel off midair last week. >> meanwhile southwest airlines has almost completed inspections of its fleet of 737s, all but three are back in service. abc's larry jacobs has more. >> reporter: fatigue cracks caused this gap...