a change of scene, sÃo paulo.either are what could be considered the editorial offices of media ninja. everyone is constantly on the internet, or more precisely, on social networks. they are the only places that the ninjas reports, videos, and live streams appear. they don't even have their own website. reporters see themselves as activists also they earn nothing. they are working for what they consider a just cause. media ninja came to public notice a good eight months ago with a countrywide demonstration. clicks through our coverage of the mass protests and street campaigns, people began to notice us. they were looking for alternative information different from what the traditional media were broadcasting. many of them identified with media ninja's coverage. [crowd chanting] >> tens of thousands followed the brutal police attacks online. >> that is our best -- our aesthetic. the video stream is that of the demonstrators. it is characteristic of media ninja, and i don't think it makes us vulnerable, because we st

the city of sao paulo, the biggest city in all of south america. that would be something that is troublesome. as you can tell, with every day that there's no rain, the situation is getting worse. >> looking at day two of asia's biggest air show. in the melbourne mark everyone looks at the rivalry, but this time it's the a 350 up against the 787. the military manufacturers are there in force. scott heidler has this from sin pore. >> singapore has asia's largest airshow. there's a big reason for it. asia pacific is the biggest growing area. you have airliners, manufacturers, because they are focused on the region that is likely to be the biggest market in the world in the next 20 years. the star of the show is the airbus a 350 over my shoulder. it's under going flight testing and will compete with boeing's 787 dream liner. both have high tech knollingy, made with compostive materials, making them lighter. they fly further with less fuel. so many aircarriers, major expenditure, if not the largest, it fuel. they are looking at these aircrafts to allow

the government of sao paulo heaps the state will go into a mandatory water rationing for sao paulo, the biggest city, with well over 13 million inhab taned. as you can tell, with every day that there is no rain, the situation is getting a little worse. >> south african's main party, the democratic alliance is holding a march. they want to highlight the government failure to create jobs and deal with high unemployment. let's go to tania page in johannesburg, to give us an update. >> the da promised they wanted this to remain peace: the a.n.c. promised on its behalf to descend headquarters. at one point during the march the da were stopped by police who were assessing the security situation among the a.n.c. reporters, and midway through the speech, about two city blocks away, we saw a huge crowd of a.n.c. supporters running towards the da march, where they stopped to hold the rally. they were brandishing sticks, and stones. the police moved in, firing stun grenades, there were reports that rubber bullets were fired. at that point the supporters moved off, moving in parallel, two city bloc

. >>> in brazil, police used tear gas to break up protests in sao paulo over the rising cost of hostingtball world cup. the demonstration was largely peaceful, apart from some vandalism and scuffles with police, but it was the latest in the steer riz of protest to his hit brazil since last june, calling for better public services and an end to corruption. the last surviving member of the von trap family which inspired the film the sound of music has died. maria von trap fled nazi occupied austria with her family in 1938. the family of singers then went to win a acclaim in new york. their story became the basis for the sound of news being a movie about a woman who married a widower with seven children. maria was 99 years old. >>> just days after the mobile messaging service what's up was bought out by facebook in a multi billion dollars deal it's back in the spotlight. a breakdown in communication has outraged many users before it was restored. gerald has the details. 67. >> it's an out i believe that affected 450 million people unable to sends or receive messages and that frustration ha

january was the hottest month on record in parts of brazil, including the city of sao paulo. meanwhile in the united states, agriculture secretary tom vilsack warned climate change is already having an impact on us farmers. wednesday, vilsack unveiled a series of measures aimed at assessing the damage from a changing climate. >> when you take a look at the intensity of the storms we have seen recently, the frequency, the length of the drought, combined with snowstorms and the subzero weather, the combination of those factors convinces me the climate is changing, and it is going to have its impact, and is having its impact on agriculture and forestry. >> california, which produces about half of all us-grown fruit, nuts and vegetables, is currently in the midst of its worst drought in modern history. a former portfolio manager for sac capital has been convicted on all counts in what the government has called the largest insider trading case in history. mathew martoma was charged with conducting illegal trades based on inside information about the development of an alzheimer's d

the city is about 250 miles south of sao paulo, not far from the atlantic ocean.ussia is scheduled to play a match there. total of four group round matches are supposed to be played there but no elimination rounds. brazil's leader has promised the stadium will be ready but fifa says it's still not convinced. six people have died while brazil constructed its world cup stadiums. there have been problems all along. if it isn't ready, those four matches will have to move to another venue. fifa actually just this minute confirmed that it will keep the matches in curitiba so they will have to get that stadium done. but all the infrastructure they were going to build around it to get people there, that's pretty hopeless. >> amazing stories there. of course, the olympics following two years after that in rio. they will obviously be trying to keep pace with venues they have to build for that. always great to see you. if you didn't know, your home for curling is here on cnbc, 5:00 eastern time every night this week. this sport rocks. we hope you will tune in at 5:00 tonight