and more now on that breaking news from philadelphia. the emergency landing of a southwest airlines flight, the plane landing safely after reportedly viantly depressurizing when a piece of the jet s engine flew into and broke a window. there are reports that a female passenger was partially sucked out of the plane, reportedly pulled back inside by other passengers. captain john cocks, a commercial airline pilot, now an nbc aviation analyst, he joins me on the phone. tell me about what you know about this kind of incident, whether there is any precedent for this kind of uncontained engine failure. andrea, it s very rare to have an airplane damaged by an uncontained failure that this