dr. jay michael gilmore, the pentagon's direct earl of operational test and evaluation. that's the d.o.t.n.e. his report detail sos many problems one defense industry publication called the f-35 a hot mess. >> let's look at why this airline is so dangerous to the pilot. >> okay. the report doesn't make for easy reading. sol we asked pierre to take us through it. an engineer who once evaluated planes for the pentagon, he was part of the team that designed the f-16. he's since lift the defense department. he's spoken with pilots. he says chief among their concerns is the plane's safety. >> live fire test and evaluation confirmed the expected vulnerabilitities of the fuel tank structure. what does that mean? >> they implemented tests where they took pieces of the plane and shot at them with ammunition. they found it's bad. >> they catch fire, burn and explode. >> there is too much flammable stuff located in very poor locations. think of this engine as a blow torch surrounded by fuel. that's what it really is. >> the plane's propensity to catch fire when shot at, perhaps the