you have austin, texas, provo-orem, utah, san jose is another. of the cities are creating their own versions of silicon valley, and right now it's finally paying off for them. there are other mayors that hope to share ideas on how to accomplish the same thing. i'm joined by philadelphia's michael nutter and san francisco's ed lee. you guys are two of the six largest cities in the country now? six, seven? >> seven. >> seven? we'll give you that. mayor nutter, the last couple of years, gatherings of u.s. conference of mayors, have been almost pleased. you guys have come here, congress, stop fighting, we're desperate for infrastructure money, and this year, you're not coming begging? >> there are always requests and needs. as the clip showed, much more upbeat environment, nationally employment rate continues to come down, certainly in philadelphia. we're seeing the same kind of drop in unemployment. people are feeling a little better. the projected growth by ihs global insight is really music to our ears. but we still have a lot of work to do. >> an