something that's going to be mass reduced or ordered, but what it's demonstrating is what 3-d printing is capable of and where it can go in a very short amount of time. >> you can read more about the air show at aljazeera.com.

>> moving that to colorado just changes the zip code, doesn't close it. >> bieber said the obama administration needs --

>> it would have let millions of undocumented immigrants stay in the u.s. the ruling means millions of people will remain in legal limbo. the president has undertaken two initiatives circumventing congress, making republicans angry. the first dream act the president deferred deportation proceedings against young people brought to this country not of their own choice as children. the president announced after the midterm elections in 2014 when it became clear to the republican led congress is not going to move on immigration reform. earlier in february, a the accident judge in a lower court blocked the president's plan

from going forward, issuing a stay. the white house, the department of justice appealed to the fifth circuit in new orleans to block the stay to allow the president's planning to forward. they denied that request and ruled that the texas judge ruling stands. the vote of the court was 2-1. advocates may look at this as a positive development, because it now does clear the path to the supreme court to make a final decision sometime in this term, in other words in president obama's term before he leaves office, the supreme court's term just beginning a few weeks ago. now there is hope that the supreme court will bring this up and issue a ruling sometime next year. no one needs to be remind understand that is an election year, a volatile issue on the campaign trail. donald trump and others on the

republican side making a great deal of hay over their opposition to the reform, trump saying he wants to deport all of the estimated 11 million individuals who are in this country illegally. the president's initiative on hold as owl eyes turn toward the supreme court who could issue a final ruling sometime the middle of next year, again, a presidential election year. >> mike viqueira reporting from washington. republicans criticized the plan as an illegal overreach and 26 states challenged the plan in court. >> this morning, the university of missouri is looking for a new president after weeks of racial techies on campus, both of the schools top leaders resigned. members of the football team who threatened to stay on the field are expect back at practice

later today. what i also the mood on campus? >> one of relief. we are in front of a tent city largely empty now. >> a somber resignation by president tim wolfe. >> i'm resigning as president of the university of missouri system. >> led to an emotional reaction in the center of campus. for months, black students on this overwhelmingly white campus said racial tensions were poisoning the atmosphere. the student body president said someone used the "n" word to him as he walked on campus.

>> i have gone here since freshman year and had racial incidents with other students. it's just time that people started listening. >> an activist group named for the year the first black student was admitted to missouri confronted university president tim wolfe at the school's homecoming last month and he ignored them. wolfe later apologized but last week graduate student jonathan butler began a hunger strike, vowing not to eat until wolfe was gone. monday, he said he had started eating again and was grateful. >> i do appreciate the prayers that received positive thoughts and messages, thank you for the community input. >> over the weekend, some republican and democratic lawmakers in the state legislature called on wolfe to resign. the end of the line may have been a threat by 30 black members of missouri's football team, announcing that they wouldn't practice or play as long as wolfe stayed, a prospect that could have cost the school millions of dollars.

wolfe took responsibility for the lack of dialogue on campus but said the threats and hunger strike were the wrong way to make changes. >> we have to respect each other enough to stop yelling at each other and start listening and quit intimidating each other. >> afterwards, football players said this gave new meaning to the term student athletes and their coach supported them. >> we will continue to build with the community and support positive change on the campus. >> i didn't look at consequences, that wasn't about it at the time. it was about helping my players and supporting my players when they needed me. >> the students may have helped bring down the president of the university of missouri system, but they still have issues to face. how bad is the racial tension here and how do you solve it? >> i think that you can introduce new programs, you can really just foster an environment of acceptance and include everyone and really hear all the voices that need to be heard.

>> oh lot of folks believe it was of the rioting in ferguson, missouri that set the wheels of this in motion, that minority students on campus became more aware and concerned about the racial incidents they say they have heard for years. >> what is the university doing with the students demands? >> they will have a diversity officer on each of the four campuses and establish a diversity board and look at demands that the faculty become more diverse. it's a 5% minority faculty. >> andy, thank you. >> the head of the local naacp chapter said there have been racially charged incidents at the university of missouri in the past and she hopes the change in campus leadership will

usher in a new era of equality. >> this is not something that just happened recently. we've had a number of incidents on campus. we had a few years ago at homecoming, we had the cotton incident where at the black culture house, cotton was put on the black culture house as a symbol of savory. there have been a number of things i have, our president has been on top of this for quite some while. that was just the fact that the president did not use good judgment when confronted with these issues and that's one of the things that i talk about all the time. it is imperative that we sit at the table. when incidents happen we cannot be afraid to sit at the table because of race. people are afraid to talk about the race problems that we really have in america. >> the naacp says the organization is supporting the

steins in all their demand. >> the accidents are high on the campus of yale in connecticut. students have been marching over what they say is a culture of racial insensitivity. john henry smith has more. >> hundreds of students march for in tolerance. tensions on the campus began rising this past summer when some students began pushing to change the name of the residential college. calhoun was a yale grad and senator in the 1800s, also one of the nation's biggest proponents of slavery. late last month were confrontations over the university's request that students and faculty not wear culturally insensitive halloween

costumes. a student wrote that she was turned away from a fraternity party after someone told her the event was for white girls only. the fraternity denies that happened. some students say these are symptoms of a much deeper prop. >> it's important that there is a con sense that that's not a safer space for us and the university needs to take that seriously. >> the president met with students last week about their concerns. >> i committed to them that we will work to make this the best yale it can be. >>ily's dean has pledged to enforce standards that safeguard members of the campus community. john henry smith, al jazeera. >> pushing for higher wages, employees holding rallies in 500 cities. why the fight for 15 is now expanding. >> with primaries approaching, hope was gear up for their

fourth debate.

>> the gop candidates gather for their fourth debate. carson is in the lead with 24%, trump 23%. rubio is the only other republican in the double detects with 12%. michael shure has a preview of

tonight's faceoff. jam despite revelations he may have padded his resume, ben cars still leads. >> polls are going to go up and down. i'm not going to go spend a lot of time worrying about it. >> since the last debate, carson grabbed the lead from donald trump. >> i don't like being second. second is terrible, to me. >> it wasn't only the polls that drove the bolder conversation, it was the debate itself. ted cruz said it directly. >> the questions asked so far in this debate illustrate why the american people don't trust the media. >> other complaints followed and the republican national committee with a letter from the chairman suspended their relationship with nbc, the parent of cnbc putting doubt a debate scheduled for february. that complaint and a hurried meeting of gop campaigns led to a list of demands for future

debates, though none of the campaigns ultimately signed on, the complaints were heard and even mocked by at least one person. >> they can't handle a bunch of cnbc moderators at a debate. >> for all of the bluster about the debates themselves, the candidates will need to make points to a presumably friendlier host in box business. >> we need a president who fixes our budgetary mess. >> i can fix it. >> jeb bush has tried to fix his campaign since the debate featuring exchanges between him and senator marco rubio. now ahead, bush has continued to go after the man he once monitored. >> the challenges we face as a nation are too great to roll the dice on another presidential experiment. >> try as he might to criticize rubio, rubio came out ahead and scored big last time by criticizing the press. >> the democrats have the

ultimate super pac, called the mainstream media. >> while the backlash put the spotlight on the moderators, milwaukee will be a chance to refocus the debate on the economy. >> i will immediately put us on the path to a balanced budget. >> i led hewlett packard through a very difficult time. >> it is a simple flat tax. >> each wants to stand apart and lead the stage as milwaukee's best. >> deep bait expert alan schroeder thinks tonight's debate will go differently when it cups to the moderators. >> what they signaled they are going to do is stick to the issues that they're familiar with, the economy, financial issues, that's the stated theme of this debate, so i think what they'll probably do is that's what they're comfortable with, what they know. i think they'll concentrate there and leave personal stuff

aside. >> it's said they plan top stick to the script. what do you think the moderator's job is, stick to the script and ask questions or be an aggressive political journalist pushing back when facts warrant. >> i think the latter. the problem with sticking to the script is it's a live television show, an organic exercise and up just don't know what's going to happen. those moderators have to be very alert, be listeners, as well as presenters of questions. i hope they don't stick so closely to the script that it sucks all the air out of the thing. >> do you think ratings pressure influences the networks and how questions are framed to the candidates? >> i'm not sure it influences how the questions are framed per se, but i think that it influences the way the debates are produced, they have become glitzy, almost kind of a combination of a game show and a reality show, and it's also

something that we're seeing here, this phenomenon of the networks wanting to showcase their talent. >> we will bring you complete coverage of tonight's republican debate. that begins at 8:00 p.m. eastern. >> this morning, fast food workers are taking total streets demanding a higher minimum wage. new york's mayor is backing the campaign. >> in today's economy, $15 an hour is hardly a princely sum. it's barely enough for people to get by, but it's better than the minimum wage we have now. let's be clear, this is the reality we're living with in today's economy. if you're not making $15 an hour, it's very, very hard to make ends meet and it's a question of fairness. >> protestors were out before dawn in new york city, calling for an increase in pay. $15 an hour, it's a theme being repeated across the country today. al jazeera has more on the fight for 15 from miami.

>> after 40 years of working for the same nursing company in miami, lily suleman is raising her voice for better pay. at 68 years old, she earns $10.80 part time serving food to the elderly. her social security check covers her $800 a month rent. >> how much are you left with after you pay your bills? >> zero. >> sulemon is part of a group of health care workers joining forces with fast food employees around the nation today, demanding minimum wage go up to $15 an hour. in florida, it's currently $8.05. >> what do you say to the people who say employers can't afford to pay everyone an increased minimum wage? >> i don't buy that. i think they're being a little selfish. >> even though cities like seattle and san francisco

approved gradual minimum wage raises to $15 an hour, the move in florida has been slow. the workers say many colleagues don't want to speak out for fear of being reprimanded. >> some people don't want to say anything, but i speak up for the rest of the staff. >> this is my daughter. >> with no savings and two children at home, solomon said there is no way she can stop fighting now. >> hear me out. i mean, hear my cry. i need more money. >> the supreme court has made it harder to sue police for excessive force. the justice tossed out a case for a the accident officer who fatally shot a fleeing suspect. they say the shooting did not vital the fourth amendment. the only dissent was sonia sotomayer. >> a legendary musician has died

in spain, suffering a heart attack following a concert last night in madrid. a songwriter, producer and performer, his hit song includes the hit southern nights. >> it is the end of an era at sea word. big changes in the park's controversial killer whale show.

>> a historical note. it was 40 years ago that one of the most famous ships in history sank on lake superior. ♪ >> you'll recall the song, the edmund fitzgerald sank suddenly, faking 29 men with it. there were no distress signals. the ship was once the largest ore carrier on the great lakes. only the bell from the ship was ever recovered. >> sea world is changing its most popular and controversial attraction. the company is doing away with the killer whale show but the what else will still be there performing. >> for decades, the shamu killer whale show sold out. pressure from animal rights activists and declining attendance forced the company to

make a change. >> we are listening to our guests. we're evolving as a company. we're always changing. >> the decision comes days after california representative adam said he would introduce legislation to ban the breeding and import and export. in 2014, california lawmakers introduced similar legislation. >> the practice of keeping orca captive for human amusement must end. >> sea word defends its killer whale program. >> they receive the highest level of care available. >> the loss of continuing access to this diverse and thriving group of animals would have a devastating effect. >> the bill was tabled but the issue far from resolved. sea world planned a major expansion of its killer whale tanks. despite protests, california

legislaturors endorsed the plan with restrictions, including sea world agreeing to stop breeding orcas. the company says it will appeal that ruling. >> it just is a bad precedent not only for us, but for all that use aquariums. no change to the tanks will be sufficient for the sensitive and intelligent animals. >> they will focus on the natural setting and behaviors and have a conservation message that remains to be seen whether it will help bring more people back to sea world in san diego. al jazeera, san francisco. >> what do you do what you're stuck in an airport? a group of women from the louisville swimming and diving team refused to get bored. using the walk ways at the durham airport for all sorts of things, rowing, cycling, swimming. these videos have been seen more than 2 million times. thanks for watching.

the news continues next life from doha. >> announcer: this is al jazeera. ♪ hello and welcome to the news hour. i'm in doha, here is what is coming up in the next 60 minutes. russia's anti-doping agency saying the lab moscow used for testing has been shut down. the u.n. says levels of greenhouse gases have hit a new record. u.k. prime minister, david cameron calls for reforms of the e.u. or else britain may