brian chesky from almost broke to billionaire. >> we couldn't pay rent. we called it the air bed amid breakfast. >> his empire is now worth more than most hotel chains. >> he took having very ordinary and saw a different way to do it. >> over 50 million people using it. >> you're living large. ♪ >> harry smith hits the road. >> i want to take you for a ride to a future when you stop driving and let the car drive itself. >> are you ready for a robotic revolution and maybe an accident free future. >> car insurance? >> a third of a what it is. >> lawyers who chase car accidents? >> screw them. >> look who's already behind it. >>> plus, the ultimate guide for grads. >> be kind to others. >> from the kids' table. >>> also -- >> we brought out smiles everywhere we went. >>> an intimate look at muhammad ali, personal images rarely seen. >> it totally shows a different side of ali. ♪ >>> those stories and more on assignment. ♪ >>> good evening and welcome to on assignment. i'm lester holt. more americans are arrested for drug violations each year than any other c

. >> brian chesky from almost broke to billionaire. >> we couldn't pay rent. we inflated some beds and we called it the airbed and breakfast. >> his empire is now worth more than most hotel chains. >> he took having very ordinary and saw a different way to do it. >> over 50 million people using it. >> you're living large. >> yes. ♪ >> harry smith hits the road. >> i want to take you for a ride to a future when you stop driving and let the car drive itself. >> are you ready for a robotic revolution and maybe an accident free future. >> body shops. >> not so much repair. >> car insurance? >> a third of a what it is. >> lawyers who chase car accidents? >> screw them. >> look who's already behind it. >>> plus, the ultimate guide for grads. >> be kind to others. >> you shouldn't climb on tables. >> from the kids' table. >>> also -- >> we brought out smiles everywhere we went. >>> an intimate look at muhammad ali, personal images rarely seen. >> it totally shows a different side of ali. ♪ >>> those stories and more on assignment. >>> good evening and welcome to on a

brian chesky is the guy who runs and cofounded the home sharing website airbnb. >> were you surprisedrd the word entrepreneur growing up. to me the story of brian chesky is the story of the american dream. >> "new york times" columnist and cnbc anchor says he's a visionary. >> he has revolutionized the hospitality world, tourism, real estate and trust, the way we trust each other. >> airbnb connects strangers, both owners and renters for short-term stays. owners post pictures and descriptions of their properties which could be spare bedrooms or entire homes. one attraction for renters is that the rates are usually lower than hotels. >> we didn't invent the idea of somebody staying in someone else's home. i think we created a simple way with trust to connect people all over the world globally at a scale that has never been seen before. >> airbnb now has more than 2 million listings in this 191 countries. the company gets a cut of each rental and is worth more than almost every giant hotel chain. warren buffet witshes he came u with the idea. >> brian took something very ordinary, lodgi

. >> and among the speakers, some of the bay area's most recognized executives, including brian chesky, ceo of airbnb. >> when we told people, they were like, are you crazy? you think strangers are going to sleep in other strangers' homes? that's never going to happen. >> uber ceo also took the stage. >> when you're an entrepreneur and in a place where you're disrupting an industry in a way, in a large way, well, it's going to be controversial. you're going to get lots of headlines. >> the crowd drawing some energy and inspiration. jessica loui made the trip from toronto. >> did you get to talk to someone today who said you shouldn't give up? did you get an extra piece of advice. did you find eye connection? what's going to keep you going. >> the 23-year-old is one of 700 entrepreneurs attending out of a pool of more than 5,000 applicants. >> sometimes the difference between success and failure is how hard you try and whether or not you give up. >> government officials say the summit will connect global entrepreneurs with the tools they need to create, innovate, and succeed in their ow

actually got in january in early january to the office of short-term rentals wrote a letter to brian chesky, ceo of air b&b, as was to other platforms craigslist, home away, brd oh, suggesting a number of of improvements, including that the websites have some sort process for acknowledging registration compliance. so, i want to say we are finally getting it to implement that here today, and i'm hopeful-this is an evolving area of law. this is not just happening in san francisco. it's happening in cities across the country and everybody is trying to figure their way to get the right regulatory system in place that on the one hand, allows people to make ends meet and on the other hand does not lead to the loss of thousands of units of affordable housing that are meant to be occupied residence of a vibrant city and a vibrant city. so, i think we are evolving this legislation here today and with that, i would like to turn it over to committee member campos and ask vice chairman yee if he has any comments. >> supervisor campos: i'll defer to supervisor tammy. >> supervisor peskin: supervisor yee

actually got in january in early january to the office of short-term rentals wrote a letter to brian chesky, ceo of air b&b, as was to other platforms craigslist, home away, brd oh, suggesting a number of of improvements, including that the websites have some sort process for acknowledging registration compliance. so, i want to say we are finally getting it to implement that here today, and i'm hopeful-this is an evolving area of law. this is not just happening in san francisco. it's happening in cities across the country and everybody is trying to figure their way to get the right regulatory system in place that on the one hand, allows people to make ends meet and on the other hand does not lead to the loss of thousands of units of affordable housing that are meant to be occupied residence of a vibrant city and a vibrant city. so, i think we are evolving this legislation here today and with that, i would like to turn it over to committee member campos and ask vice chairman yee if he has any comments. >> supervisor campos: i'll defer to supervisor tammy. >> supervisor peskin: supervisor yee

actually got in january in early january to the office of short-term rentals wrote a letter to brian chesky, ceo of air b&b, as was to other platforms craigslist, home away, brd oh, suggesting a number of of improvements, including that the websites have some sort process for acknowledging registration compliance. so, i want to say we are finally getting it to implement that here today, and i'm hopeful-this is an evolving area of law. this is not just happening in san francisco. it's happening in cities across the country and everybody is trying to figure their way to get the right regulatory system in place that on the one hand, allows people to make ends meet and on the other hand does not lead to the loss of thousands of units of affordable housing that are meant to be occupi residence of a vibrant city and a vibrant city. so, i think we are evolving this legislation here today and with that, i would like to turn it over to committee member campos and ask vice chairman yee if he has any comments. >> supervisor campos: i'll defer to supervisor tammy. >> supervisor peskin: supervisor yee t

actually got in january in early january to the office of short-term rentals wrote a letter to brian chesky, ceo of air b&b, as was to other platforms craigslist, home away, brd oh, suggesting a number of of improvements, including that the websites have some sort process for acknowledging registration compliance. so, i want to say we are finally getting it to implement that here today, and i'm hopeful-this is an evolving area of law. this is not just happening in san francisco. it's happening in cities across the country and everybody is trying to figure their way to get the right regulatory system in place that on the one hand, allows people to make ends meet and on the other hand does not lead to the loss of thousands of units of affordable housing that are meant to be occupied residence of a vibrant city and a vibrant city. so, i think we are evolving this legislation here today and with that, i would like to turn it over to committee member campos and ask vice chairman yee if he has any comments. >> supervisor campos: i'll defer to supervisor tammy. >> supervisor peskin: supervisor yee