Based on these simulations the NTSB concluded that it was "very unlikely" that a warhead detonated in such a location where a fragment could penetrate the CWT, but no other fragments impact the surrounding airplane structure leaving distinctive impact marks.
Based on these simulations the investigation concluded that it was «very unlikely» that a warhead detonated in such a location where a fragment would penetrate the CWT, but no other fragments impact the surrounding airplane structure.