Jump the fence at the white house and run into the building before being stopped. But as Craig Boswell reports, some in congress are pushing ahead with their own investigation, and they have called the director of the agency to capitol hill today. Reporter secret Service Director Julia Pierson is on capitol hill to explain to congress how an intruder made it into the white house. This is unacceptable and i take full responsibility and i will make sure that it does not happen again. Reporter on september 19, Omar Gonzalez scaled the white house fence and ran past armed guards into the building. The 42yearold then overpowered another secret Service Agent and made it through to the east room before finally being captured. Its clear that our security plan was not properly executed. But some lawmakers want to know why the security plan wasnt executed properly. Inexplicably Omar Gonzalez breached at least five rings of security on september 19. Reporter some here on capitol hill also express