. >> when kimberley townsend moved from manhattan to new jersey to pursue the show business dream, adse stacked against her. >> i'm going to have to work hard. i may not make it. it's terrifying. >> townsend suffered a vocal injury. one that is common among singers. >> i will be forcing my voice, losing my voice. i would be anxious. that's the first time i felt i would be able to do it. [ sings ] potential for injury exists in every genre of music. >> reporter: david is a renown vocal instructor. >> on stage in wicked, in brooklyn, in the heights. the show is written where the female voice has to go higher. >> reporter: voice injury plagued adele and others who have gone under the knife. now a new wave of broadway musicals is pushing performers to the edge of their vocal rangers. until recently they were lyric sopranos like lorry jones in oklahoma. [ singing ] but in the past decade big-time belters came into favour, the notes are higher, requiring more vocal left. >> broadway singing breaks down into two categories. >> sopranos, lofting julie andrews sound. >> and the contemporary lik

tonight the state of iowa has spoken >>> jazz's kimberley hall -- al jazeera's kimberley halkett is following the republican candidates in the caucus. what does the victory mean for ted cruz and donald trump. >> he pointed out in his speech that we played a clip of, that this means that the establishment and the media that predicted he would not farewell in iowa has been proven wrong. that is something that was highlighted by the one who was leading in the polls for a long time. donald trump. instead coming in second place. ted cruz finishing with 27% of the vote. highlighting the fact that he says this is the most votes cast in any - but for any republican primary winner. donald trump finishing 20, about 24%, saying that he also defied the odds, and boasted about the fact that the candidates - 17 republican candidates. people told him he would not finish in the top 10. he's proud and humbled that the iowans selected him to come in. in a third place finish is senator marco rubio, proud of how he did in the race. if he becomes the republican nominee promises to rebilled the military, something

thank you to you john hendren and kimberley halkett. >> still ahead - security summit. france and belgium join forces on what they call anti-terrorism >>> why pilots in south korea are taking off in big numbers to work for other airlines. >>> welcome back. you're watching al jazeera. a reminder of the top stories. the world health organisation has declared the outbreak of the zika virus a public health emergency of international concern. the u.n. envoy to syria says talks aimed at ending the civil war in the country has started. stefan de-mistura made the comments after meeting with the high negotiating committee in geneva >>> voting gets under way in iowa in a few hours time as the republican and democratic parties choose their candidates for the 2016 presidential election. >>> belgium and france gree to work closely in tackling security threats. both called for a watch list of suspects. there are doubts the measures will address underlying social problems that play into the hands of islamic state of iraq and levant. we have this report from brussels. >> the prime mini

victory, we will change that >>> we have two correspondents in iowa, john hendren, but first to kimberley halkett. >> the candidates have been campaigning and continue to do so right until the start of the caucus. ted cruz and marco rubio are the opponents that are running a bit behind him from the democrat side. hillary clinton has been out shaking hands. one thing that we noticed is some of the numbers that have been coming in terms of how much money hillary clinton has been spending. according to her own numbers, she spent $74 million last year, in contrast to her main rival bernie sanders, who in the last four months raised $53 million. many of his donations are about $27 each. he's attracting the grassroots. what did they end up with? the same results. shows how hard hillary clinton has had to work. over the weekend, her campaign reached out to 125,000 iowan households. bernie sanders did 75,000. at the end of the day, this is critical for hillary clinton, she's looking back to 2008 when again it was sort of presumed that she'd be the inevitable nominee only to lose to pam a. she's l

kimberley halkett reports from columbia. >> reporter: victory by a wide margin in south carolina for hillary clinton. >> tomorrow this campaign goes national. >> reporter: she has now set her sites on demonstrating she's the presumptive democratic nominee. america never stopped being great. >> hillary clinton gains clinton's main rival bernie sanders is not giving up. he's showing that he's a viable candidate. what this campaign is about is not just transforming america, it's thinking big, and the kind of country we wants to come. >> also trying to prove viable is ted cruz, leading in his home state in texas, a loss there do end his 2016 presidential ambitions. marco rubio faces a similar challenge. the pressure the campaigns face evident in the verbal sparring between the candidates. >> there's a growing consensus that we cannot nominate a con art ist artist to be head of the lincoln&rooegon, and head of the conservative movement. >> his attacks are to maintain the momentum of donald trump, pulling ahead in 8 of 12 states voting on super-tuesday. despite his lead donald trump was be

kimberley hallkett reports. >> reporter: victory by a wide mark. south carolina for hillary clinton >> tomorrow this campaign goes national. >> reporter: she has now set her sites on demonstrating she is the presumptive democratic nominee. >> we don't need to make america great again. america has never stopped being great. >> reporter: her main rival bernie sanders is not giving up. campaigning in another state he pledged to show he is still a viable candidate >> what this campaign is about is not just electing a president. it is about transforming america. it is about thinking big and the kind of country we want to become. >> reporter: also struggling to prove they're a viable side are candidates like ted cruz. he goes into super tuesday leading in his home state of texas, but a loss there could end his 2016 presidential elections. marco rubio faces a similar challenge. the pressure the campaigns face evident in the verbal sparring between the candidates. >> there is a growing consensus in this party that we cannot nominate a con artist to become

major garrett and kimberley strasal from the wall street journal will be there. cullen browder will be there and >>> north carolina voters and lawmakers won't likely know until next week if contested congressional districts can be used in the march 15th primary or if the lines will have to be redrawn before votes are cast. u.s. supreme court justice john roberts asked lawyers who sued to overturn the first and 12th district to respond by tuesday to the state's emergency request to let the current boundaries remain in effect next month's primary. house speaker has already told lawmakers to prepare for a next week. >>> growing concerns about a weakening global economy sent yet again today. points. in just the first hour of trading this morning it dropped nearly 300 points. the nasdaq is down 50 right now. the s&p 500 down 30. wral.com and click on business. >>> the nation's leading health experts are testifying before a senate committee on the zika virus today. latest numbers show 66 reported cases in 17 states. the director of the centers for disease control is am

. >> day snowfall not only causing danger on the roads.l kimberley can't because you're going to be going [ excited chatter ] snowdays but you've got to get out there . he did have an extended weekend . the roads are a-ok. mahoning county woodland areas got about 10 inches of snowfall . snow showers tonight and significant accumulations .ed currently about 30, and still 29 tonight if you snow showers and tomorrow same thing tomorrow, just a few localized . going to be a lot warmer on friday .. >> snowfall was really wet and heavy in some having some parts of northeast ohio.w >> the sound that sum that people call heart attack snow what should you know before youow go to shovel ? s. matt wright has some tips. >> if you have been doing some shoveling, you know what we're talking about it is veryy wet and when you try to shovel it, it is very heavy it might seem like common sense but keep in mind strenuous as running on a on treadmill so they have some warnings . . it can trigger heart attack orh those who might not commercialize exercisewh say that people with a history of heart and back pr

many african-american support her, but younger black voters are not so sure, as kimberley halkett reports. >> we thank you for a wonderful gathering... >> it's a place for prayer and poll dicks, where they meet. african american women show how they'll vote, and how it cannot be taken for granted. >> the black community no longer needs a person speaking for them, or telling them how to vote. i see it as a positive sign, and the evolution of community >>> democratics presidential candidate leads in black support. it's generational with older americans in clinton. >> it's time for a woman to hit the glass sealing. secretary clinton can do that if anyone can. >> some younger black women are skeptical, concerned about statements in 1996 calling at-risk you youth superpredators. campaign stop. a young voter demanding an apology. that's why younger african-americans, are leaning towards clinton's main rival, bernie sanders, who said he battled racial injustice and was arrested in 1963 for civil rights activism, and do not agree with the notion that it's a woman's turn in the white house. >> most