[applause] the man whose design we will be enjoying, walter hood. and finally, the director of the business improvement district. [applause] here in san francisco, on a beautiful, sunny day, it is time to celebrate the innovative spirit of san francisco. we innovate social policy, housing, the environment, on transportation and technology. we innovate when it comes to the weather. we call this summer, here in san francisco. and when it comes to the public way, it is hard to think about innovation. it was billed years ago and it is hard to change, at least that is what some people think. although much of the public rights of way in san francisco take up 25% of our city, they were built generations ago, in a different time to serve different needs with different sensibilities, largely built for people to pass through, as opposed to being in. we are changing that in the city and we are showing that the environment can change for the better. what we have here today is an exemplar of that. i will let the other speakers tell you more specifically what we

hood. he's accused in that rampage that left 13 people dead in 2009. hasan was paralyzed from the waist down after police fired at him during the shooting spree. he worked here at walter reid army medical center before he was stationed at ft. hood in texas. >>> today, president obama made white house history by hosting the first-ever twitter town hall. it was a chance for the president to reconnect with the social media universe of young voters who powered his presidential campaign. it also was an opportunity to score points with the rest of the country on the eve of a big bipartisan meeting on the looming debt crisis. brian mooar is on capitol hill now with more on this. brian? >> hey there, jim. those twitter messages are limited to 140 characters, but the tweeter in chief was allowed to go a little bit longer. >> here's a tweet. >> from the whitehouse, president obama hosted the first-ever twitter town hall. a question and answer session that started with a hardball. >> what mistakes have you made in handling this recession, and what would you do differently? >> one would have been to explain to the american people that it was going to take a while for us to get ou

hood, texas. 32 other people were wounded. hasan worked here as a psychiatrist at walter reed before being transferred over to texas. >>> the driver in may's deadly tour bus accident in virginia pled not guilty to four counts of involuntary manslaughter. police say 37-year-old cheung admitted he was asleep when the sky bus overturned. a trial is set for september 12th. >>> as people in rebel held cities call for moammar gadhafi to leave, a senior official is accusing nato of intensifying its bombing attacks. rebel forces are pushing west out of misrata in an effort to advance into the capital of tripoli. nato is operating under united nations mandate to use air strikes to protest civilians. >>> some parking lots commuters have been using are going away soon. we'll have more on some local parking woes coming up at 5:39. >> at 5:22, nats manager davey johnson makes a gutsy call. we'll take a look at weather. you'll want to be outside this weekend in the seven-day forecast. outh is alcohol-free and has fluoride to strengthen teeth. stronger teeth and dry mouth relief. you walk into a conventional mattress store, it's really not about