a good idea and the commitment to see it through. >> reporter: house republicans are responding with a three-pronged assault on his administration. after repeal, an attack on a second front. slashing government spending, threatening to cut off the government's ability to borrow money. the third wave of attack, investigations on everything from medicare fraud to the bp oil spill. >> if we run a two-year election campaign starting the beginning of the new year, this country's going to heck in a hand basket. because we're facing severe challenges. >> reporter: senate majority leader harry reid has sent a letter warning incoming house speaker john boehner the senate will block any effort to overhaul the new health care reform law. republicans don't seem to mind. they'll be able to tell voters in 2012, they fulfilled their promise to try to repeal the law they call obama care. rob and vinita? the president appears ready to pick his new chief of staff. former commerce secretary bill daley from the clinton administration is under consideration for the top job. and gene sperling, another veteran of the clinton years, has emerged as the top choice