today controller called for the mayor to dismiss l and i commissioner carlton williams. at issue here is the agency doing a good enough job keeping the city safe. we will get more from "eyewitness news" reporter walt hunter. >> instead of getting it done he has been interested in making it appear like things are better. >> reporter: city controller alan butkovitz called for the immediate dismissal of carlton williams by the the mayor, the the controller saying his investigation shows that following the the deadly june 2013 building collapse that killed six, the department has allowed too many dangerous buildings to remain standing at a too many improperly certified workers to remain on the payroll. >> i'm calling for l and i commissioner carlton williams to be replaced. >> reporter: minutes later, the commissioner and mayor told me that wouldn't be happening. >> reporter: your response for his call for you to be replaced. >> thinks first time i have heard of it. when time ace pope eighth i will address it in the manner that is expect. i will continue to do my job. >> the

the head of l&i, the l&i commissioner, carlton williams, being criticized by mr. butkovitz, alan butkovitz, who has been reviewing the money there and saying that they don't close down abandoned houses very quickly. it costs a lot of money to seal them up and make them at least safe until they get demolished or bought by a new owner. so a lot of heavy criticism calling for carlton williams to be fired or step down. a new administration's coming into the mayor's office and probably he may not be kept anyway. do you think, again, this is a tempest in a teapot, there, jim? >> no, i think there are serious questions about l&i, just by the collapse -- just that one collapse. and there's been others, but people died. but one of the things i thought that was extraordinary about that was the public spat between mayor nutter and alan butkovitz and the personal comments that mayor nutter made about alan butkovitz. >> because mayor nutter's backing carlton williams. >> i thought that was pretty extraordinary and something i hadn't really seen before. >> i don't think there a

philadelphia city controller alan butkovitz is calling for removal of the l and i commissioner carlton williamsays there are still too many dangerous buildings in philadelphia a, following the deadly center city building collapse in 2013. mayor nutter says he supports williams. >>> we have a look today at some new equipment in place along ben franklin parkway to ensure cell phone service when the pope comes to town. portable cell towers and antenna have been installed atop streetlights and other equipment is brought in as well. >>> officials and developers break ground on a 44 million-dollar redevelopment, of the historic divine lorraine hotel in philadelphia renovations on the north broad street site will include retail space and more than 100 apartments. the kate? >>> and sunny stretch of weather continues not much to talk about in the weather department over the next couple of days but we have some changes in the seven day forecast, cooler weather moves in next week and we have a chance for rain, coming up in the seven day, i will tell you when that chance for rain is, and we will take a loo

. >> reporter: but the commissioner carlton williams says he's not stepping down, calling the report faulty. >> this is one year ago. >> reporter: yes. >> he points to this graph showing a big decrease in the number of dangerous buildings. >> reporter: and the mayor michael nutter offered his support for williams calling the investigation a personal vendetta by the city controller. >> we're not going to get distracted by that ego or narcissistic personality disorder. >> that's a lie about a license safety issue and how can the mayor say that that's a personal vendetta? >> reporter: the controller is now furious at the mayor. he says the report highlights real public safety issues that haven't been addressed now two years after the market street collapse. >> i thought he was sincere. i thought he had a real empathy for the victims. i am absolutely befuddled. >> reporter: but the mayor says extensive changes have been made. they've invested $4.5 million in new equipment and new computer software and say l & i is much safer than it was two years ago. randy gyllenhall, nbc 10 news. >>> a

but commissioner carlton williams is calling the report faulty and said he won't. >> we will not get distracted be i that kind of flaun sense or ego or narcissistic personality disorder. >> that's a lie about a life and safety issue and health and how can the mayor say that's a personal vendetta? my god it's a sin. it's a sin for him to say that. >> the mayor is also getting involved saying the controller's report is a personal vendetta. he says itites safety issues. the mayor says expensive changes have been made and he says they have invested $4 million in new equipment and software and l & i is much safer than it was two years ago. >>> one couple's ride to the airport turned frightening when a clunk of bridge broke off and landed in the vehicle they were riding in. a piece of the bridge gave way landing on the airport shuttle driver never seen anything like it in his 20 years on the job. >> wright when i went underneath it, man, it just, boom. it just -- no concept of -- i didn't see anything. >> fortunately, everyone was okay t. overpass is more than 50-years-old and overpass and

the commissioner carlton williams is calling the report faulty.ayor michael nutter offered his support for williams calling the investigation a person nal vendetta by the controller. >> we're not going to get distracted be i that nonsense or ego or narcissistic personality disorder. >> it's a lie about a life and safety issue and how can the mayor say that that's a personal vendetta? my god. that's a sin. it's a sin for him to say that. >> the controller is now furious at the mayor. he says the report highlights real public safety issues that have not been addressed now two years after the market street collapse t. mayor says extensive changes have been made. he says they've invested $4 million in new equipment and software and it's much safer now than two years ago. nbc 10 has been tracking the number of vacant properties in philadelphia. they told us there was a total of 25,000, 2,100 is considered unsafe or imminently dangerous. since then the overall number of vacant property versus gone down to about 16,000, but the number of unstapled danger

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