president obama wound up his last full day in south africa with a speech in capetown on the atlantic coast. earlier, he got a firsthand look at the place that has become the symbol of nelson mandela's personal endurance. major garrett has more. >> reporter: robben island, the fortress where south africa's white government sentinel son mandela to die. now a spartan museum commemorating history uchl over apartheid. the first family toured the lime quarry where mandela and other anti-apartheid prisoners were forced to break rocks for hours a day. also cell 7 b where mandela spent 18 of his 27 years in captivity. it was mr. obama second visit but the first for his wife and children. >> there was something different about bringing my children. and malia is now 15, sasha is 12. and seeing them stand within the walls that once surrounded nelson pan della, i knew this was an experience that they would never forget. >> in pretoria vigils continued for mandela in critical but stable condition and on life-support. >> hello capetown! >> reporter: mr. obama then came to the university of capetown

. >>> president obama looked to the past and the future during a stop in capetown, south africa, today. and mr. obama says the united states is a big part of that continent's future. >> reporter: president obama delivered the keynote speech today at the university of ca capetown. he challenged the next generation of south africans to move the country forward. he invoked the name of nelson mandela. the president remarking about how much has changed since then. >> less than 50 years later, an african-american president might address an integrated audience at south africa's oldest university, and that this same university would have conferred an honorary degree to a president, nelson mandela. it would have seemed impossible. >> reporter: the president's big announcement today is that the united states will be partnering with six african nations to double access to electrical power in sub-saharan africa over the next decade. >> i'm calling for america to up our game when it comes to africa. we're bringing together business leaders to deepen our engagement. >> reporter: the president talked

, i guess at the time he gave the speech in capetown. and what's remarkable about this photo is he is right above a sign, an appear advertise sign. >> absolutely. and forcing the policy which was not by accident. and this, it speaks very well for bobby kennedy that this was not an issue that a lot of american mrs. talking about at the time he was. he helped to put it on the map so that later on when americans helped the end of apartheid belatedly and the fact that nelson mandela came to tower there was that precedent of beenee kennedy having gone there. >> what is the danger of a president going to a place where such incredibly historic and important speech, in the space of a couple of wokes barack obama spoke with kennedy, president kennedy gave the berliner speech and then where bobby kennedy gave what is by far his most famous speech. >> it's hard to make a suf lay rise twice and so that is probably why president's shy away from going to a place where a speech that was delivered that was that important, although sometimes it works. ro

chief white house correspondent ed henry is traveling with the president, joins us from capetown. the president had an emotional visit there. >> reporter: that's right. he was basically walking in the footsteps of nelson mandela, where nelson mandela spent 18 years of imprisonment. took the first lady and the daughters down to the limestone quarry where he spent many hours doing back breaking work in the hot sun during imprisonment, the president saying nelson mandela going onto become the first black president of the nation was inspiration not just for him but for millions around the world. in a big final speech on the week long journey, tried to use the mandela legacy to talk about how the u.s. wants to help bring the continent up. take a listen. >> if the dignity of the individual is upheld across africa, then i believe americans will be more free as well because i believe that none of us are fully free when others in the human family remain shackled by poverty or disease or oppression. >> now, as part of this commitment the president laid out about $7 million from the u.s. gov

laterer speaking to the university of capetown students, leaned on mandela's legacy again to send a larger message. >> he showed us that one man's courage could beat the world. >> and bobby kennedy spoke in the same room 47 years ago. >> he said each time a man stands up or strikes out against injustice, he sends off a tiny ripple of hope. >> reporter: earlier in the day he met with archbishop tutu. highlighting health and education initiatives. but it was a young man showing off his rapping skills that stole the show. >> you got to drop the mic. >> reporter: the president is off to tanzania tomorrow. george and laura bush are also there to open up a women's clinic on tuesday. >> week two of the george zimmerman second-degree murder trial begins tomorrow with testimony expected from the lead detective in the case. as prosecutors try to regain their footing after a pretty challenging first week. >> reporter: the night george zimmerman shot and killed trayvon martin, the lead investigator called to the scene was police detective chris soreno. who is seen here talking to george zimmerman as h

[applause] neighbors of a prisoner, april 1st, 1985, from robin island off the coast of capetown. nelson mandela wrote these words. the ideals we cherish, our fondest dreams and fervent hopes may be not realized in our lifetime, but that is besides the point. the knowledge that in your day you can your duty and live up to the expectations of is in itself a rewarding experience and magnificent achievement. i am also aware that massive efforts have been made here and abroad for my release. a realistic approach clearly shows that must be ruled out completely. a possibility that such a demand will succeed. but i am optimistic. even behind prison walls, i can see the heavy cloud and the blue sky over the horizon. .. i extend my gratitude to the millions of compatriots in every corner of the globe that have campaigned for my release. today the majority of south africans, black and white, recognize that apartheid has no future and it has to be ended by our own decisive action in order to build this. we have waited too long for our freedom and we can wait no longer now is the time to inte

jonathan karl, abc news, capetown. >> a member of the cirque du soleil acrobatic troupe has been killed in a tragic fall in front of spectators at the mgm grand in las vegas. an audience member says a wire snapped sending the 30-year-old sarah guyard-guillot plummeting 50 feet into an open pit. the mother of two had been with the show for seven years and an acrobatic performer for more than 20 years. >> top european officials are expressing concern that u.s. intelligence agents, the latest revelation from nsa leaker edward snowden. here's abc's nick schifrin. >> deep inside moscow's airport the world's most wanted man is still hiding and apparently still spilling secrets. edward snowden leaked a document that, according to the german magazine, claims the u.s. bugged european allies offices in washington, d.c. and infiltrated their computer networks. the u.s. is frustrated that snowden's data time bomb is still ticking and they can't get snowden extradited. >> i continue to be concerned about the other documents that he may have. that's part of the reason why we would like to have mr. sn

ad in the paper jerry finds himself in one of the diving capitals of the world 30 miles outside capetownhernmost tip of south africa staring at a shark cage. >> and shaking your head looking at like wow that thing is so small if one of the sharks wanted to get into it there was no stopping it. >> and as jerry sizes up the shark cage, he notices an even bigger concern. >> i kind of remembered noting that it seem like there was a big hole. big holes around the stride. they mentioned they had removed a bar so a camera crew could swim in and out and actually hadn't put it back. >> he thinks that hole looks big enough for a shark to get through but the captain assures him he will be safe. he nods cautiously and boards the boat. after all he didn't come halfway around the world to miss out on seeing great white sharks. when finally gets a look at one of the massive creatures he understands why the captain isn't concerned about the little gap between the bars. >> it looked like a sub marine. it was huge. >> jerry loves it. he is hook. >> they are really inquisitive swimming up through the botto

. ♪ >> one of the highlights of my journalistic career, interviewing him in capetown in 1998. >>> a newcientific report reports that parents and kids have better relationships after they become friends online. brigham young university surveyed 500 families and found that kids who interact with their parents on social networking sites feel closer to their moms and dads and are generally more helpful and generous in real life as well. about half of the parents in the study say they belong to some of the same websites as their kids. thags that's it for me. i'll be back 5:00 p.m. eastern in the situation room. brooke baldwin picks it up from here. >>> new today, trayvon martin's parents ask president obama to review the case against george zimmerman. but will it make a difference? i'm brooke baldwin. the news is now. >>> as the extreme heat blankets america, thousands forced to leave things behind. >>> a guy man adopts his partner all to avoid a steep inheritance tax. wait until you hear the story. >>> plus, today is the day. whitey bulger's hitman takes the stand and faces the reputed mom

wow, it's something that i do for someone who doesn't have anything. ( singing ) >> holman: and in capetown desmond tutu helped paint walls in a local orphanage. >> and today, people are thinking about madiba because it is international madiba day. he makes us walk tall as south africans and reminds us that we have the capacity to be this fantastic nation. >> holman: tributes also poured in from around the globe. >> i would like to express my, firstly my admiration about the great man nelson mandela. >> holman: leading figures, including the dalai lama and former president bill clinton, spoke in a nelson mandela centre of memory video. >> we have all equally been awed by his dedication to others and by his inspiration to serve as he did, working to build a more just and peaceful world. >> holman: leaders of the u.s. house also weighed in, praising the legacy of the nobel peace prize laureate. >> scarcely a week or day goes by without us pointing to mandela as an example. an example of standing on principle, of loving your neighbor, and of extending the reach of freedom. >> he had the courag

he was quoting bobby kennedy, bobby kennedy gave a speech at the university of capetown in that sameelivered that speech in yesterday, on june 6th, 1966 at the time. it was the exact same day what he was referencing there that james meredith was killed in mississippi. it was hauntingly enough, two years before bobby kennedy himself was assassinated. he was referring, mandela had been just imprisoned and that was the next quote after the president went through all of that historical context of the moment. it was the whole point of that speech was to try to motivate those students to say you know what, change does happen. although you think it's never going to happen and all of a sudden it happens in the bat of an eye. what's interesting here in tanzania, there are two u.s. presidents in this country today and tomorrow. president bush, laura bush, are going to be here opening a health clinic for girls, focused on the issue of a widening crisis here having to do with cervical cancer and mrs. obama, the first lady, was already planning to be at the event with laura bush. there's always b

and when we got the next morning, our little group went over to the mayor's office in capetown whereto be -- cape town where he was to be brought and waited for him there, and then finally after all those years of marching and singing and even before that, i spent my whole life, i thought, saying free nelson mandela, end apartheid, the door opened and is man comes in, looking vibrant, not debilitated. we all worried how he was going to look and what he was going to be like. he came in and he walked up and he hugged each one of us and thanked us. and then we sat down when he was with him on the couch, and we sat on the floor around him. and we talked about the struggles and what had been and done and how and what used -- would be. finally he just said, you know, this is only the beginning. and then he went out to speak to the people and some of us climbed up in the windows in the mayor's office to look out the window behind him so we could be behind him looking down while he was speaking. i climbed up in the window and hung out the window. and he spoke. and then shortly after that, th