live from our nation's capital, this is "washington week" with gwen ifill. corporate funding is provided by -- >> since 1875, we have been there for our clients through good times and bad. when their needs changed, we were there to meet them. from insurance to investment management to real estate and retirement solutions, we developed new ideas for the financial challenges ahead. this rock has never stood still. and that's one thing that will never change. peru detentional. -- prudential. >> we know why we are here, to protect our forces when they need it. >> to help troops see danger before it sees them. >> to answer the call of the brave and bring them safely home. >> around the globe, the people of boeing are working together to support and protect all those who serve. that's why we're here. >> corporate funding is also provided by norfolk southern. additional funding is provided by the annenburg foundation and public broadcasting and contributions from viewers like you. thank you. once again, live from washington, moderator gwen ifill. gwen: good evening

i'm gwen ifill. >> woodruff: and i'm judy woodruff. on the "newshour" tonight, we assess what these steps, coming two months after the death of long-time ruler kim jong il, mean for restarting the multi-national disarmament- for-aid talks. >> ifill: then, we turn to presidential politics, as the candidates pivot to super tuesday, when voters in ten states will select more than 400 convention delegates. >> woodruff: paul solman reports on companies who define success as doing good deeds as well as making money. >> what this look, or even this one has to do with socially conscious business. >> ifill: in moscow, margaret warner talks with with alexei navalny, a leading reformer, four days before the russian presidential elections. >> woodruff: and we close with an update on the news corp story, as james murdoch steps down as head of the scandal ridden newspaper arm of the company. >> ifill: that's all ahead on tonight's "newshour." major funding for the pbs newshour has been provided by: >> and by the bill and melinda gates foundation. de

thank you. >> once again, live from washington, moderator gwen ifill. gwen: good evening. it started in a quiet gated community in florida nearly a month ago. three weeks later it exploded online and tonight the curious case of the killing of tvaon martin an unarmed black teenager at the hands of a neighbor who considered him suspicious has sparked a federal outcry. this was the president today. >> i think every parent in america should be able to understand why it is absolutely imperative that we investigate every aspect of this and that everybody pulls together, federal, state and local to figure out exactly how this tragedy happened. gwen: george zimmerman has still not been arrested. and the calls for action are now coming from leaders of all races, age, gender and party. what kind of investigation are we talking about what the president was talking about today, pierre? >> innocent until proven guilty but the question is how. how do you end up walking down the street with skittles and tea and end up dead. the justice department is not going to resolve the murder issue.

i'm gwen ifill. >> woodruff: and i'm judy woodruff. on the "newshour" tonight, we assess the state of play in the g.o.p. race with pollster andrew kohut, susan page of usa today, and trey grayson of harvard university's institute of politics. >> ifill: then, jeffrey brown looks at the diplomatic options available for dealing with the potential of a nuclear iran. >> woodruff: from the democratic republic of congo, fred de sam lazaro reports on one organization's efforts to help heal communities after two decades of continuous warfare. >> i don't like to fight >> ifill: ray suarez talks to m lahood, back in the u.s. after he and several other americans were detained in egypt. that's all ahead on tonight's "newshour." major funding for the pbs newshour has been provided by: ♪ ♪ moving our economy for 160 years. bnsf, the engine that connects us. and by the alfred p. sloan foundation. supporting science, technology, and improved economic performance and financial literacy in the 21st century. and with the ongoing support of these instituti

once again, live from washington, moderator gwen ifill. gwen: let me give you an idea about how good a week this was for mitt romney. last week at this table we were talking about whether he might even survive the week, like his home state of michigan, whether he would lose that. republican leaders were debating whether their nominating convention was ghog going to be utter chaos. now republicans are debating whether romney's challengers should step aside to allow him to unify the party. don't think this thing is over yet. we'll get to why in a moment. first we start with mitt romney's very good week with victories in michigan and arizona under his belt. he tried again to turn his attention back to president obama. >> this campaign is a choice for america as to what kind of a country we want. barack obama is turning us into a european welfare-type society, where people feel they're entitled to what their neighbor has. gwen: but he has to get through sup tuesday first. is ohio this week's michigan? >> you know, it is. the stakes are high. i

. >> ifill: and i'm gwen ifill. on the newshour tonight, ray suarez has the latest on the attacks, and we assess the heightened strain on u.s. afghan relations. >> woodruff: then we preview the next two republican presidential primaries, and the southern strategies of the candidates. >> ifill: in his second report from fukushima, miles o'brien examines the efforts to clean up homes and land lost after the nuclear meltdown. >> 500 years. one family. one place. until now. and seeing it is understanding they will not be coming home. >> woodruff: and we close with a rare look inside a unit of the free syrian army, opposition forces who defected from assad's military. that's all ahead on tonight's newshour. major funding for the pbs newshour has been provided by: >> bnsf railway. >> the william and flora hewlett foundation, working to solve social and environmental problems at home and around the world. and with the ongoing support of these institutions and foundations. and... this program was made possible by the corpor

i'm gwen ifill. >> woodruff: and i'm judy woodruff. on the newshour tonight, betty ann bowser sets the scene, and marcia coyle and susan dentzer explain the day's arguments, the law, and what comes next. >> ifill: then, we look at the summit of world leaders in south korea with nuclear security on the agenda. >> woodruff: margaret warner examines advances in heart transplant surgery as former vice president dick cheney recovers from his operation. >> ifill: jeffrey brown takes us to a chicago theater where young actors and actresses tackle real life issues of immigration, poverty, and racism. >> it's more than just an opportunity to just be on the stage and perform and be an actress. i mean we're telling the stories of people who are often ignored or stigmatized. >> woodruff: and we close with a look at filmmaker james cameron's journey to the bottom of the sea, seven miles below the surface of the pacific ocean. that's all ahead on tonight's newshour. major funding for the pbs newshour has been provided by: >> bnsf railway. >. the will

. >> ifill: and i'm gwen ifill. on the newshour tonight, we have the latest on the war strategy, and we update the case against army staff sergeant robert bales, who stands accused of killing 16 afghan civilians. the supreme court arguments about life in prison without parole for teenagers. with marcia coyle of the national law journal. >> ifill: ray suarez reports on a proposed colorado law that would require welfare recipients to pass drug tests. >> woodruff: we ask what's behind the partisan stand-off in congress as house republicans offer a budget plan with steep cuts in taxes and spending. >> ifill: paul solman gets author charles murray's take on white working class americans, laid out in his new book, "coming apart." >> have you ever held a job that caused a body part to hurt at the end of the day? few can answer yes to that question. you are in big trouble in trying to understand the country you live in. >> woodruff: and jeffrey brown talks with condoleezza rice and joel klein about the connection between tr

i'm gwen ifill. >> woodruff: and i'm judy woodruff. on the newshour tonight, we assess what u.s. and israeli leaders are doing to try to narrow the gap on how to deal with iran's nuclear program. >> ifill: then we turn to the g.o.p. presidential race on the eve of super tuesday and take a look at the role the economy is playing in ohio. >> i'm very concerned about what is going on politically. i'm not sure what the economy is going to do. basically as we come through the election cycle. >> woodruff: from moscow, margaret warner reports on the reaction to vladamir putin winning a third term as russia's president. >> warner: tens of thousands of russians angry over the elections took to the streets of moscow tonight. police detained demonstrators and prominent activists after they refused to leave the sight of an anti-government rally. >> ifill: and we close with an update on the deadly and devastating tornadoes that ravaged much of the south and midwest. that's all ahead on tonight's newshour. major funding for the pbs newshour has been provided by: >> bnsf railway. >> and by the b

gwen ifill has our debate. >> ifill: our wisconsin judge in the u.s. justice department moved separately this week to derail two new state voter identification laws. since last year, eight state sloortlegislatures have tight is by requiring voters to show photo id before they cast a ballot. oaferl 16 states have passed or activated a variety of poll access laws. the justice dent tells the texas law passed last year could disenfranchise hispanic voters and the judge declared that state's newer law amounted to voter suppression. coast to coast the debarrett is just beginning to heat up. for an update on the ongoing dispute we turn to the director of the democracy program at the center for justice at new york university law school, and manager of the civil justice report initiative at the heritage foundation. he served in the justice department during the george w. bush administration. welcome to you both. hans, i would like to ask you whether this change we're watching, this shift we're watching in this debate is part of a converted effort we should be f

once again, live from washington, moderator gwen ifill. gwen: good evening. it took three days of legal debate, street protest and a hours of arguments and now the supreme court gets to explain why it will uphold, gut, or completely overturn the nation's landmark health care law. the justices and the lawyers took turns comparing the health insurance market to everything from broccoli to automobiles, but chief justice john roberts wasn't necessarily buying. >> the key to the government's argument to the contrary is that everybody is in this market. everybody is in this market, so that makes it very different than the market for cars or the other hypotheticals that you came up with, and all they're regulating is how you pay for it. gwen: justice anthony kennedy, once again a potential swing vote, apparently had the same problem. >> the government tells us that's because the insurance market is unique. and in the next case, it'll say the next market is unique. but i think it is true that if most questions in life are matters of degree, in the insurance and healt

i'm gwen ifill. >> suarez: and i'm ray suarez. on the newshour tonight, judy woodruff has the latest on the massacre, and what's known about the suspect. >> ifill: then, as gas prices head toward the four dollar mark and beyond, we assess what can be done to bring them down. >> suarez: in his third and final story from japan, miles o'brien looks at the concerns and confusion over food safety after the nuclear meltdown. >> in tokyo they are promoting produce grown in fukushima-- but they claim it is all tested for radiation. cesium readings are posted right beside the price. >> ifill: from our american graduate series, hari sreenivasan reports on a west virginia law that keeps students from getting driver's licenses if they fail to attend school. >> i like the idea of having motivation of doing good in order to get my license. >> suarez: and we close with a ofile of a young poet whose career as a molecular biologist shapes her poetry. >> ifill: that's all ahead on tonight's newshour. major funding for the pbs newshour has been provi