that you contracted them to build? >> i don't think i can accurately answer that question. what we know is we have a system that doesn't function properly. as we fix things, we will know more about what is broengen along the way. >> so would someone in your office know, i mean somebody in your office oversaw this implementation and received the product and they either said this is the product we contracted or it wasn't. >> i think that we can say that the products testified individually va fied individually -- >> but clearly it was an integrated system. >> -- don't work well together. >> i used to write programs for a living. if you're developing an integrated system, it's irreal if one isolated part works by itself but if you plug it in together it doesn't work. one of the questions i had, somebody in your agency made a