the question a lot of japanese people are asking is why it took him so long. >> for months, fukushima has produced nothing but bad news. was taken tor. abe see the tanks were highly radioactive water leaked out last month. and to the waterfront where hundreds of tons of radioactive groundwater is still seeping into the sea every day, and yet, when he met with exhausted looking workers, he repeated this surprising assertion -- >> i have come to visit fukushima because of one of sorrows, i told the world that there were no health concerns, and there's nothing to worry about here -- because in buenos aires, i told the world that there were no health concerns and there's nothing to worry about here. here, they are building something to try to block the water getting out into the harbor. here, they are using chemicals to freeze the ground to prevent chemicals from getting into the ocean. the next thing they are going to do is build underground right around the whole reactor complex to try to seal it off from the outside environment. >> but the most dangerous place in fukushima is still thi

but the decommissioning of the fukushima plant is expected to take decades. the government, the plant's operators have yet to convince critics that they have the resolve or the comp -- competence that will be required. >> once the world's leading mobile phone manufacturer, but with the rise of the smartphone, sockets -- nokia drop.\s shares their phone unit, microsoft hopes to gain an edge. >> it was the ring tone heard was numberhen nokia one in worldwide phone sales. now the giant of the software world is swallowing up if the next phone company. in helsinki this morning, steve ballmer, soon to retire as microsoft's chief executive, sealed what he said was the biggest deal he had ever done. he told me this was all part of his strategy to transform microsoft into more than just a software business. >> this is a big, bold step forward. this acquisition, and i do think it is an extremely important piece of the puzzle, if you will, as we seek to become this phenomenal devices and services business. >> this kind of device used to be the pity me of cool, making nu

and without the recovery in fukushima there will be no economic growth japan. and so in fukushima, number one nuclear power plant deconventioning is being assimilated by accumulating the wisdom of not only japan but the entire world. so these people who had-to-evacuate and to go back to their normal livelihood would be, of course, the objective of the recovery task and also this nuclear accident was very important event for us to secure the safety of this nuclear power generation and this needs to be shared with the world which i believe is our mission and responsibility to secure full safety of the nuclear power generation. but first of all we have to make progress steadily towards the decommissioning of the power plant and at the same time towards full recovery and reconstruction we have to join our hands to let those evacuees return to their not mall lives and their homes and we need to be responsible to fully supply the necessary electricity level for this demand. >> rose: you mentioned the olympics in 2020. as you know, for china when they had the olympics

unlike pastimes, we must take supplemental measures. >> holman: the fukushima plant has been crippled since the march 2011 earthquake and tsunami led to the meltdown of three reactor cores. fire crews in california announced big gains today in controlling a huge wildfire that's burning partially in yosemite national park. as of this morning, the fire was 60% contained, up from 45% last night. but it also grew by about nine square miles overnight and now covers more than 357 square miles. firefighters estimate it will take about 20 more days to contain the blaze fully. in south africa, former president nelson mandela spent his first full day at home in nearly three months. an ambulance returned him to his johannesburg residence sunday, after doctors discharged him. the government said he remains in critical and sometimes unstable condition. he'll continue receiving treatment at home. the 95-year-old mandela was admitted to the hospital in early june for a recurring lung infection. verizon has announced a $130 billion deal to make it sole owner of its wireless business. the company said

japan's nuclear authority says radiation levels around tanks pouring contaminated water at the crippled fukushima nuclear plant have risen to new heights. the readings are thought to be high enough to provide a lethal dose of radiation within a few hours to someone standing near contaminated areas without protective clothing. of japan, area tornadoes have hit for a second consecutive day now, this time north of tokyo. there has been significant damage. it tore tiles from roofs, smashed windows and forced trains to stop in their tracks. researchers in china are to carry out a national study checking on links between pollution and in fertility in women. chinesemillion young women are now thought to be incapable of having children. that is 10% of the population, up from 3% just 20 years ago. you have to worry about all that smog. feel like your smartphone is getting a bit too big? what about a smart watch? the race is on to win over your wrist. last night, ariel castro come the cleveland man who abducted three women and held them captive for a decade was found dead in his prison cell. he was sentenc

. >> woodruff: there's more bad news from japan about radioactive leaks at the crippled fukushima nuclear plant and a new plan to deal with those problems. we begin with a report from tom clarke of independent television news. . >> it's two and a half years since the area was sent to meltdown and the cleanup has hardly begun. instead, engineers have been back to prevent hundreds of tons of radioactive water leaking from storage tanks from the site today japan's prime minister announced the government would intervene. >> the whole world is watching whether we can successfully resolve problems with the plant and decommission the reactors. we must all work together on the issues. >> the total crises stems from this the huge quantities needed to cool the reactors. nearly 400,000 tons of water is being stored in these hastily constructed tanks. more are being added daily and they're running out of space. since the initial meltdown in 2011, contaminated water has been leaking from the reactor buildings into the groundwater beneath, and a third said water leaked from the storage tanks today. tod