of clips of the laugh night's debate, there's been a lot of sound bites from these republican rival oefse past couple of weeks that will be used in commercials by democrats, by independent expenditure groups as well as the obama campaign. and right behind me on thursday night, they're going to make their closing arguments to the south carolina voters here. so expect newt gingrich, rick santorum, rick perry all trying to make their mark just two days right behind me. as you said at the top on saturday, that's when the south carolina voters head to the polls and a lot of people think that that could be the end, suzanne. >> all right. mark, thanks very much. good to see you. >>> i have new tapes released showing the captain of the italian ship had abandon it moments affairs hit the rocks. next, we're going to talk to an experienced seaman about what duties a captain has in a time of crisis. [ female announcer ] water was meant to be perfect. crisp, clear, untouched. that's why there's brita, to make the water we drink, taste a little more, perfect. reduce lead and other impurities with the