rob taylor doesn't have to chase down republicans who want to be president. they come to him.x of the 2012 presidential hopefuls. >> when you sit down across the dinner table with a presidential candidate and you look at them eyeball to eyeball, you can tell whether or not they're telling the truth. >> this election cycle, they're quizzing candidates about the debt and health care reform. they take their first-in-the-nation caucus seriously. >> iowans know it's important and we want to meet them and choose the right person to lead the country. >> between now and february, the taylor family will balance its busy schedule with helping iowans get to know candidates who want to be president. daniel nottingham, cbs news, west des moines. >>> coming up later on "the early show," as nuewt gingrich tosses his hat in the ring for 2012, a look at how the republican field is shaping up. >>> more slippage in the housing market. will it ever end? >>> and how to cut down on the catalog and credit card offers spilling over in your mailbox. that's the "cbs morning news" on this tuesday. thank