mitt romney is wrapping up a rather tough week of being hammered and belittled by his republican opponents but he s trying to keep his sights on president obama and an issue that s problematic for both of them health care. the republican is taking some of his toughest shots yet at the controversial reform law the president signed into law two years ago exactly this week. let s bring in our senior correspondent joe johns working this story for us. it s going to be a huge issue not only in the days to come but in the weeks and months to come i have no doubt. wolf, that s true. and he may be the front-runner but mitt romney has had a very tough week, as you said. if you look at the polls just starting with the polls, it s pretty clear he s been running in double digits behind rick santorum in the state of louisiana in the run-up to the primary. then there is that other problem, health care. a pretty big problem in fact because not on is this the two-year anniversary of the o
we re only a day away from a crucial primary that could determine where this republican marathon is headed. fresh off a run away win in puerto rico, mitt romney is now looking to score big in illinois. rick santorum needs a strong showing as he tries to deny romney the nomination. the two rivals have long since taken off the gloves, but now they have put on some brass knuckles as well. our national correspondent jim accosta is in chicago with the very latest. the top two gop contenders are practicing their own brand of chicago style politics on this day before the illinois primary and both rick santorum and mitt romney are proving to be untouchable. reporter: the battle for the gop nomination has come to illinois and in the land of lincoln the republican party is a house divided in an uncivil war of words. i m somewhat experienced in the economy, i m not an economic light weight. president obama is. we re not going to be successful replacing an economic light weight wit