council in washington. >> even though the rollout of the new health care marketplace has been rough, to say the least, about a half million americans are poised to gain health care coverage beginning january 1st. ♪ that's after only a month of sign-up. >> reporter: the president admitted that once the website's problems are resolved, imagine conquering mt. rebranding and remarketing will be a challenge. kilimanjaro at the age of 8. >> president obama reiterated a boy can claim that record and that healthcare.gov will be says he is not stopping there. functioning for the majority of people who are using it by the >> he is taking on a bigger end of this month. challenge. >> how scary is this? he will do it for a great cause. a hacking expert named david kennedy told the house committee here's abc's brandi hitt with he hacked into the obama care website and enabled users web the story. cams, monitor web cams, steal passwords and have full access to anything and everything on their computers. >> here's the biggest problem >> reporter: at just 9 years according to kennedy. the complexity, the sheer old, tyler armstrong is complexity of what obama care tries to do on its website is preparing to climb argentina's unprecedented in the history of computers. mountain, the tallest mountain an i.t. expert that testified in the western and southern said because of the amount of hemispheres. code that's involved with this, >> the most exciting part will