. >> suarez: and i'm ray suarez. on the newshour tonight, we get the latest on the deadly violence from patrick quinn of the associated press in kabul. >> brown: then, two takes on internet security: we look at google's street view project, as the f.c.c. accuses the tech giant of collecting personal data without permission and failing to cooperate with its investigation. >> suarez: and from southern california, tom bearden reports on a government-funded laboratory working on ways to prevent and defeat cyber attacks. >> usa scientists are trying to bring the power of science to cyber security. >> brown: plus, margaret warner examines the scandal that sent 11 of president obama's secret service detail home from the latin american summit in colombia after allegedly soliciting prostitutes. >> suarez: and as the pulitzer prizes for arts and journalism were announced, we talk with kristen graham, part of the "philadelphia inquirer" team that won the public service award for reporting on violence in the city's schools. >> b

ray suarez has the story. >> suarez: in mexico and elsewhere in latin america drug lords have been paraded to prisons in recent years. and police have stepped up arrests and seizures of illegal drugs, most bound for the large and wealthy u.s. drug market. still, drug violence has steadily increased, giving rise to call force legallization of small quantities of marijuana. colombian president santos addressed the topic this week, as he prepared to host the summit of the americas this weekend. >> that is not the main subject of this summit, and it shouldn't be. will we discuss it, yes. because that is the will of the majority of the countries that are attending. >> suarez: six of the attending nations, argentina, brazil, colombia, ecuador, mexico and you are day have already legalized small amounts of marijuana for personal use. the united states has remained steadfast in opposing legallization since president nixon began the war on drugs in the early 1970s. last month visiting mexico, vice president biden said there was no possibility that view would change. and earlier this month president

. >> suarez: and i'm ray suarez. on the newshour tonight, we get the latest on the french results, another sign of voter discontent in europe over economic woes. >> woodruff: then, margaret warner examines the case against former senator and vice presidential candidate john edwards, accused of violating campaign finance laws. >> suarez: we report from pennsylvania on mitt romney's efforts to court social conservatives ahead of tomorrow's primary. >> romney can not afford a narrow victory here, imagine the headlines the next day, romney barely wins. >> woodruff: we get two views on the health of the social security program, now projected to run dry by 2033, three years sooner than previously expected. >> suarez: and hari sreenivasan talks to geologist richard alley about a new documentary exploring ways communities can save money by conserving energy. >> woodruff: that's all ahead on tonight's newshour. major funding for the pbs newshour has been provided by: >> this is the at&t network-- a living, breathing intellige

ray suarez has that. >> suarez: if republicans capture four senate seats, they'll gain control of the chamber. so, the newshour has chosen six key races to follow in the coming months, ones we think will serve as a guide to the battle for the majority this fall. and political editor christina bellantoni is here to explain which contests we've selected and why. why, christina, we should remind people that in every two-year cycle a third of the senate comes up. so out of these 33 seats coming up in the fall, how many are held by democrat and how many by republicans? >> republicans are only defending ten seats and the democrats are defending 23 seats. s which is what happens in the cycle six years after you've won a giant wave election year. in 2006 the democrats took over the senate in part because of races in some of the more traditional red states-- montana virginia, et cetera. so a lot of those seats are on defense plus you have a lot of retirements which are shaking up the map so one of the reasons we laid out the senate six on our web site today was just take a look at where we're

contrition but 100% a denial of any personal knowledge or involvement in wrongdoing. >> brown: ray suarez takes it from there. >> suarez: john burns has been covering the inquiry for the "new york times" and joins me now. john, we heard rupert murdoch say he had failed, that he was sorry, but then number himself and senior newscorp management among the victims of what was going on at his paper. how is this latest testimony going down in britain? >> well, there's pretty wide reactions. i think there was fascination to begin with with... for millions of television viewers this was covered live on his nemesis, the bbc, his principal adversary in the broadcasting business. i think the fascination we're seeing center stage under the lights a man who's had enormous influence in this country for the last 30 or 40 years who has never before been put on the stage like that. people will, of course... many people will have doubts as to the authenticity of what he had to say. they'll say, well, he would say that, wouldn't he? but he put forward a, if you will, a scenario that has a certain kind of po

from las vegas, ray suarez reports for our "american graduate project." citywide push known as reclaim your future, targeting dropouts in clark county nevada where nearly half of all high school students fail to graduate on time. >> i know in my own life, you know, when i've made a poor decision, usually i'm a little bit ashamed of my decision. i'm not wanting to face the music or face somebody saying why. but the whole point of our effort wasn't to do anything other than say you're loved, you're wanted. please come back. >> suarez: one of the dropouts wilson and his team found was isiah kimbow, a senior who stopped coming to school only a few weeks into the year. >> i was pretty surprised. i didn't know they were going to come to my house. it made me feel like i was actually important. like they actually wanted me back. they said they'll do anything for me to come back. basically get my diploma. >> isiah was embarrassed that we were there. but just a wonderful young man. getting the commitment for him to come back to school and explaining the importance

. >> woodruff: and ray suarez talks with the authors of "tinderbox," a new take on the history and spread of aids. >> the roots of colonialism, it's unlikely that the epidemic we know today would have come out in the way we've seen it. >> brown: 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. >> citi turns 200 this year. in that time, there have been some good days and some difficult ones. but through it all, we persevered. supporting some of the biggest ideas in modern history. so why should our anniversary matter to you? because for 200 years, we've been helping ideas from ambition to achievement. and the next great idea could be yours. >> 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 institutions and foundations. and... this program was made possible by the corporation for public broadcasting. and by contributions to your pbs stati

ray suarez has our story. >> suarez: the story behind today's numbers? american consumers spent more in january through march, but governments and business spent less. still, the u.s. numbers would be welcome news in europe, where economic carnage continues. spain, europe's fourth largest economy, has fallen back into recession. unemployment has jumped to near 25%, and more than half of young people under age 25 are jobless. >> ( translated ): in this moment, perhaps, we are living one of the worst moments for the spanish economy, as the figures of unemployment show. >> suarez: spain's debt rating was cut again this week to near "junk" status as the government tries to implement budget austerity measures in the face of growing discontent. >> ( translated ): if they take some sort of measures in investment, i think we could improve, but not with this present system of cuts. >> suarez: similar cuts have been imposed across europe, an effort to control crushing debt. but as recession returns, those measures are triggering political shock waves, and not just

. >> ifill: ray suarez examines the debate in wisconsin over recalling the governor. is it an early test of pro and anti union power for the november elections? >> brown: judy woodruff assesses the strength and influence of al-qaeda one year after the death of osama bin laden. >> ifill: and we close with a look at the combat paper project, a program for veterans that turns uniforms into art. >> i felt like there was pressure building up and i had nowhere to turn, no outlet, and the first time i started cutting the uniform i was literally separating away, tearing away at the fibers of war. >> brown: that's all ahead on tonight's newshour. major funding for the pbs newshour has been provided by: >> everybody wants to stay healthy. when i moved to the united states almost three years ago i could not find one that worked for me. i became inspired to bring a new definition of quality to the world. today it's working to fulfill our mission of bringing omega 3s to everyone because omega 3s are essential to life. >> citi turns 200 this year. in that time, there have been some

. >> woodruff: ray suarez talks to political editor christina bellantoni about six "must- watch" senate races this election year. >> brown: and we close with a profile of award-winning poet naomi shihab nye, whose family stories shape her work. >> the minute i could write when i was six years old i wanted to start writing little poems of my own. it seemed that telling a story helped us figure out who we were anyway, where we were in the world. >> brown: that's all ahead on tonight's newshour. major funding for the pbs newshour has been provided by: >> citi turns 200 this year. in that time, there have been some good days and some difficult ones. but through it all, we persevered. supporting some of the biggest ideas in modern history. so why should our anniversary matter to you? because for 200 years, we've been helping ideas from ambition to achievement. and the next great idea could be yours. >> 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 institution

ray suarez has that. >> suarez: if republicans capture four senatseats, they'll gain control of the chamber, the newshour hachosen six key races to follow in the coming months, ones we think will serve as a guide to the battle for the majority this fall. and political editor christina bellantoni is here to explain which contests we've selected and why. why, christina, we should remind people that in every two-year cycle a third of the senate comes up. so out of these 33 seats coming up in the fall, how many are held by democrat and how many by republicans? >> republicans are only defending ten seats and the democrats are defending 23 seats. s which is what happens in the cycle six years after you've won a giant wave election year. in 2006 the democrats took over the senate in part because of races in some of the more traditional red states-- montana virginia, et cetera. so a lot of those seats are on defense plus you have a lot of retirements which are shaking up the map so one of the reasons we laid out the senate six on our web site today was just take a look at where we're going to see t

contrition but 100% a denial of any personal knowledge or involvement in wrongdoing. >> brown: ray suarez takes it from there. >> suarez: john burns has been covering the inquiry for the "new york times" and joins me now. john, we heard rupert murdoch say he had failed, that he was sorry, but then number himself and senior newscorp management among the victims of what was gog on at his paper. how is this latest testimony going down in britain? >> well, there's pretty wide reactions. i think there was fascination to begin with with... for millions of television viewers this was covered live on his nemesis, the bbc, his principal adversary in the broadcasting business. i think the fascination we're seeing center stage under the lights a man who's had enormous influence in this country for the st 30 or40 ars who has never before been put on the stage like that. people will, of course... many people will have doubts as to the authenticity of what he had to say. they'll say, well, he would say at, wouldn't he? but he put forward a, if you will, a scenario that has a certain kind of potential c

and ray suarez filed a post on his experience speaking with new mexico students struggling to finish high school. that's on the rundown. all that and more is on our web site: newshour.pbs.org. jeff? >> brown: and that's the "newshour" for tonight. on thursday, we'll look at the senate's move to solve the i'm jeffrey brown. >> ifill: and i'm gwen ifill. we'll see you online and again here tomorrow evening. thank you and good night. major funding for the pbs newshour has been provided by: >> citi turns 200 this year. in that time, there have been some good days and some difficult ones. but through it all, we persevered. supporting some of the biggest ideas in modern history. so why should our anniversary matter to you? because for 200 years, we've been helping ideas move from ambition to achievement. and the next great idea could be yours. 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 institutions and foundations. and... this program was made poss