. >> that i think it would be helpful to see what the poo city do not just the united states, but the world. i don't want to give them a hard time about 15 years or ten years if that is the average throughout the world. but if we have a sense of what cities are able to extend their useful life and cities aren't and what are the factors are and i think that we should be able to learn without not just commissioner breed said just the pilot on 19th street but we have what we can look at. >> and you know, the best bang for our dollar. we will look at that provide that information to you >> well maybe i missed this in the plan, but i thought that in the 20 year plan we do talk about putting canopies on the escalators that we share with bater. but not for the stations that we don't share with bater. >> so there has always been discussions again as we look at market street and doing the better market street project that they can be part of that scope or integrated into that project. i think that the assumption from us is because the stations that we do not share with bart are also on market

poo-pood the campaign. >> we've had enough bushes. >> and at the 92nd street y in new york city, jeb responded to his mother'se. >> even when i was a teenager i would listen respectfully and not always listen to what she said and now at the age of 60 i really feel like i don't have to listen to every word she says. at some point you've got to make she's decisions kind of like a grownup. >> jeb's comments got a little more pointed this time. last night he tweeted this gem. what day is mother's day this year? asking for a friend. >> speaking of tweets in response to me tweeting about this segment to preview it, jim mcgrath tweeted, as has been reported, mrs. bush made the comments months ago and believes jeb is the most qualified goper. here to talk with me about 2016, susan page. you sat down with jeb bush last year. it was a big rollout of his book. if he runs, how formidable do you think he will be? >> i think he will tremendously formidable. he's one of those rare candidates of the gop but also very well-liked by the establishment. he's someone who has links to the hispanic community. that will be important