whose business caters to high rollers and big spenders, billionaire sheldon adelson's roots are unglamoroushe was born the son of a cab driver in a poor section of boston. adelson first began in the convention business in 1979 when he founded one of the largest technology trade shows. he eventually sold that and other shows for hundreds of millions of dollars. he bought the original las vegas sands hotel only to demolish it and replace it with the venetian. it is the first integrated resort of its kind. sound familiar? in macau, he has built another venetian but with more gaming space. the concept is what adelson says made him stand out among other casino tycoons. i was listening to you speak, and you mentioned you wanted to build a las vegas in macau. he just wanted to do that. how come no one else saw that? sheldon: i guess that is what visionary is made out of. betty: people thought you were crazy. sheldon: of course. i have been in dozens of businesses. every time i go into business, everybody thinks i am crazy. nobody wants to recognize that doing something different than what people d

. >> reporter: some jobs may be under rated and unglamorous but they may be worth considering. remember the movie the graduate when reacts to the idea of a career in plastics? career casts assembled a number of under rated professions that may be worth of a second look. first there is exercise physiologists. professionals that are involved in injury, rehabilitation, and personal trainers and recreational therapist. they sport an an average annual salary of $42,700. and market research analysts. they break down statistical data to help companies track spending. the demand for market research analysts should grow by 32% over the next eight years. which means their average annual salary $85,460 here in the bay area will go up too. a career in either of these unsung positions certainly seems a lot more interesting than plastic. >> remember if you have a consumer problem or question >>> coming up at 5:00 a trip they will never forget. you will hear from the sheriffs deputy that rescued 30 students from a burning bus. that story and more at 5:00. >> that's it (scal): good day, m'lady

. >> florida's unglamorous residents and the fear that manatees are being man handled. >> what assurances can you give that these won't create damage? >> "america tonight""america tonight"'s adam may is back. thursday on "america tonight." >> the new al jazeera america primetime. get the real news you've been looking for. at 7:00, a thorough wrapup of the day's events. then at 8:00, john seigenthaler digs deeper into the stories of the day. and at 9:00, get a global perspective on the news. weeknights, on al jazeera america . >> here's a reminder that things don't always go the way you expect. but does that remember we can afford to put it as risk. much has beened about the endangered florida manatee. the beloved although ungainly sea cow has been staging a come back but what threatened him in the first place. sheila macvicar reports, environmentalists fear that the manatee is already being loved to ded . death. >> very small area, two acres. some manatee activity behind the boats on the surface. very likely a mating herd. >> a mating herd. just past done on king's bay, on the west coast

. >>> reporter: some jobs may be underrated and unglamorous but they still may be worth considering. remember the movie the graduate when dustin hoffman's character reacts to the idea of a career in plastics? well, before you reject any positions, consider this. "careercast" assembled a number of underrated professions that may be worth a second look. first there's exercise physiologist. this field includes professionals involved with illness and injury prevention, rehabilitation, personal trainers and recreational therapists. they sport an average annual salary of nearly $42,700. then there's market research analyst. they design surveys and break down statistical data to help companies track consumer spending and find the best way to sell products and services. the demand for market research analyst should grow by 32% over the next 8 years which means their average annual salary $85,460 here in the bay area will go up, too. a career in either of these unsung positions certainly seems a lot more interesting than plastics. i'm jill schlesinger for kpix 5. >>> a baby gorilla celebrated

. >> florida's unglamorous residents and the fear that manatees are being man handled. >> what assurances can you give that these won't create damage? >> "america tonight""america tonight"'s adam may is back. thursday on "america tonight." >> sunday. >> you're taking "if" i have kids and you're changing it to "when" i have kids. >> a life-changing choice. >> it is wonderful to have children, but i think you can have a happy life without children. >> follow a very personal journey. >> after the age of 45 to get pregnant... is one percent. >> i'm a bit nervous. >> from the best filmmakers of our time. >> it's not traditionally what broadcast journalism does. >> the new home for original documentaries. al jazeera america presents "motherhood on ice". sunday, 10:00 eastern. only on al jazeera america >> here's a reminder that things don't always go the way you expect. but does that remember we can afford to put it as risk. much has beened about the endangered florida manatee. the beloved although ungainly sea cow has been staging a come back but what threatened him in the first place. sheila

. >>> reporter: some jobs may be underrated and unglamorous but they still may be worth considering.ember the movie the graduate when dustin hoffman's character reacts to the idea of a career in plastics? well, before you reject any positions, consider this. "careercast" assembled a number of underrated professions that may be worth a second look. first at least exercise physiologist. this field includes professionals involved with illness and injury prevention, rehabilitation, personal trainers and recreational thens. they have an annual salary of $42,700. then there's market research analyst. they design surveys and break down statistical data to help companies track consumer spending and find the best way to sell products and services. the demand for market research analyst should grow by 32% over the next 8 years which means their average annual salary $85,460 here in the bay area will go up, too. a career in either of these unsung positions certainly seems a lot (scal): good day, m'lady! i am sir-can-a-lot, here to save you from another breakfast bore. wake up those eggs with gl

. >>> reporter: some jobs may be underrated and unglamorous but they still may be worth considering. remember the movie the graduate when dustin hoffman's character reacts to the idea of a career in plastics? well, before you reject any positions, consider this. "careercast" assembled a number of underrated professions that may be worth a second look. first there's exercise physiologist. this field includes professionals involved with illness and injury prevention, rehabilitation, personal trainers and recreational therapists. they sport an average annual salary of nearly $42,700. then there's market research analyst. they design surveys and break down statistical data to help companies track consumer spending and find the best way to sell products and services. the demand for market research analyst should grow by 32% over the next 8 years which means their average annual salary $85,460 here in the bay area will go up, too. a career in either of these unsung positions certainly seems a lot more interesting than plastics. i'm jill schlesinger for kpix 5. >>> slow traffic on the nimit