. >> working with cal-osha and we expect it to be delivered to a lab today. >> reporter: officials described the pipe as thin but wouldn't say what caused the condition. they said what they will look for. >> thickness measurements taken, did they have a good program, using industry standers. >> reporter: they called a special meeting with officials investigating the explosion. >> not just about corroding pipe, about the maintenance, when you replace equipment. >> reporter: they are also focused on failures in the alert system warning the public and wants chevron to pay to upgrade the system. we are also reviewing efforts to improve the data. >>> the plume sent 17,000 people to the hospital. the reports at the time were the air quality was within standards. >> the community and the air district want to see more monitoring so the public can understand what is in the air. >> we may get what we should have had. so, you know, it shouldn't be that way. >> reporter: the investigations could take six months to complete, maybe longer. an official told us chevron will face a fine, probably in the tens

>> cal osha has been on side ever since the fire was sparked if violations are discovered chevron will be slapped with find in the citations. health services discussed what went wrong that day and what went right. they say confusing information was released to the public. >> the messages sent to the media were inconsistent. but we asked people in richmond, san paolo and north richmond to shelter in place. >> make sure that at the end of this process, we come up with a prevention plan that means this will not ever occur again. >> the meeting is expected to wrap up about half an hour. >> chevron official believe they have tracked down the cause >> the area that ruptured was not one of the locations checked. >> chevron also responded to allegations that the company delivered a bypass air monitoring equipment. chevron claims while it is true the pipe was not connected and emissions did go out and monitored for several years, it was not done on purpose. >> i take exception to someone questioning in tents around safety. >> as soon as we knew about the issue we addressed it. >> the amount of

now she also told us that inspectors with the chemical safety board the epa and cal osha are still on site. but those investigators haven't been enter refinery unit number four because it is not deemed to be structurally sound. that part of the investigation is on hold right now. there is no timeline when inspectors will go into the refinery unit. live in richmond allie rasmus. >> thank you. >>> later a different kind of labor day rally concerning a different kind of labor. in a few minutes why the protestors say why there are too many births involving sea sections or induced labors. >>> two ray lay hoe police officers are on paid administrative leave. angry community members are demanding a full investigation. >> this police department has to be held accountable. this police department will be held accountable. >> the shooting happened early yesterday morning. police say they were forced to pull their guns on two men inside a car after they saw what appeared to be a gun. police fired 30 times hitting both men. he is fighting for his life. 23-year-old mario mammer row was killed. >> t

. >> reporter: a lot of people still complaining of health issues and weren't happy to hear what cal-osha said, it is unlikely chemicals could be detected in their bodies to prove their health issues are connected to that refinery fire. i'm alan wang, abc7 news. >>> investigators say tiny hidden cameras were found along with a of drugs in the home of a santa clara elementary school principal. one camera found inside aid teddy bear. the 42-year-old made his first court appearance yesterday after police say he offered drugs to an uncover officer. police found meth, ecstasy and date rape drug ghb at his san francisco home. he was realized and faces five felony drug counts. >>> san francisco stepping up to levine up -- to cleanup dirty streets, streets littered with trash, workers will speak to merchants who may be responsible for the trash. they will be looking for uncollected garbage, illegal dumping and graffiti. department of public works has been conducting night walks. >>> today the 49ers will be showing off the progress on their new stadium in santa clara. they have 400 workers onsite

. >> a lot of people were still complaining of health issues and weren't happy to here what cal/osha said tonight. they said it's unlikely that chemical can be detected in the body to prove the health issues are related to that refinery fire. reporting live in richmond, l abc 7 news. >>> thank you allen. >> news tonight investigators now say tiny hidden camera were found along with a stash of drug in the home of santa clara elementary school principal arrested on thursday. one of the camera was found inside a teddy bear. 42-year-old eric lewis made the first court appearance today after police say he offered drugs to undercover officer through on line dating site. police found methamphetamine, ecstacy and date rape drug ghb at lewis home. he was arrested thursday and faces 5 felony drug counts. >>> san francisco police released identity of the suspect shot by an officer in the mission district last thursday night. oliver is a 22-year-old known gang member currently on parole shot after police say he pulled a loaded gun on an officer. he was carrying a tech 9 automatic pistol loaded w

. >> the epa, cal osha, chevron and the federal chemical safety board are also investigating. >>> happening now at the latest citizen's panel is hearing from the city's police chief one week after a fatal officer-involved shooting. 23-year-old mario ra mere ra was shot to death september 2nd while sitting in a car. police say he appeared to be reaching for a weapon and that they later found a fake gun in the car. tonight romero's family and friends passed that city advisor's committee meeting. he'll discuss setting up a citizens group to review officer-involved shootings. we do have a news crew at that meeting and we'll have a full report for you tonight ton 10:00 news. >>> a bay area man accused of abducting his two children and taking them out to sea on a stolen sailboat appeared in court today and said he was trying to save the children from abuse. christopher appeared in a san ma day owe courtroom this afternoon. he did not enter a plea. he told the judge his children were quote put right back in the place where they were being abused. the state did not elaborate because the judge cut h

. >> a lot of people were still complaining of health issues and weren't happy to here what cal/osha said tonight. they said it's unlikely that chemical can be detected in the body to prove the health issues are related to that refinery fire. reporting live in richmond, l abc 7 news. >>> thank you allen. >> news tonight investigators now say tiny hidden camera were found along with a stash of drug in the home of santa clara elementary school principal arrested on thursday. one of the camera was found inside a teddy bear. 42-year-old eric lewis made the first court appearance today after police say he offered drugs to undercover officer through on line dating site. police found methamphetamine, ecstacy and date rape drug ghb at lewis home. he was arrested thursday and faces 5 felony drug counts. >>> san francisco police released identity of the suspect shot by an officer in the mission district last thursday night. oliver is a 22-year-old known gang member currently on parole shot after police say he pulled a loaded gun on an officer. he was carrying a tech 9 automatic pistol loaded w

so that's very heavily regulated by cal osha for safety concerns. >> and not by the city of san franciscowe don't regulate that at all. >> that was big in the regulating world. >> you have to clean buildings. >> they're swaying it inboard. as we would say. >> the original design for old buildings were, they would open up the window and there were these two bronze hooks. and the guy would hook himself up and hang on the outside of the building, close the window and wash the window from outside, hanging off these bronze hooks. now, there's no way i would do that but they found people to do it. >> why would people use bronze? it's not just corrosion resistant, very highly corrosion resistant. >> it is a hard material. not soft like copper. >> on high rise we have cladding, this is from the outside of the building, very unusual. >> this is about four ircht incs thick. when they build this building, the bank said money is no object. so in most buildings you will see in san francisco, the veneer is 3 centimeters thick with a concrete backer. >> and then as you go up, you sort of get lower and l

. >> a lot of people were still complaining of health issues and weren't happy to here what cal/oshachemical can be detected in the body to prove the health issues are related to that refinery fire. reporting live in richmond, l abc 7 news. >>> thank you allen. >> news tonight investigators now say tiny hidden camera were found along with a stash of drug in the home of santa clara elementary school principal arrested on thursday. one of the camera was found inside a teddy bear. 42-year-old eric lewis made the first court appearance today after police say he offered drugs to undercover officer through on line dating site. police found methamphetamine, ecstacy and date rape drug ghb at lewis home. he was arrested thursday and faces 5 felony drug counts. >>> san francisco police released identity of the suspect shot by an officer in the mission district last thursday night. oliver is a 22-year-old known gang member currently on parole shot after police say he pulled a loaded gun on an officer. he was carrying a tech 9 automatic pistol loaded with 25 roubdz of ammunition. that somewhatin

. >> reporter: the epa, cal-osha, and chevron are investigating along with the federal chemical safety board. one area of concern? >> looking at the issue of the operation of the unit. from the time the leak was discovered till the fire erupted, approximately 2-1/2 hours. >> reporter: these investigations could take six months or more. coming up at 6:00 p.m., why investigators are focusing on pipe here at the chevron refinery. reporting live, rob roth, ktvu channel 2 news. >>> hewlett-packard announced a round of lof layoff -- layoffs today. hewlett-packard said it will cut 29,000 jobs by october 2014. that is up from the cuts it announces in may. they did not explain why they are eliminating more jobs. the company stock bumped up today, rising .1 to close at 17.43. on wall street the dow is down 52 to 13,254. the nasdaq is down 32 at 3,104. the s&p is down 8 at 1,429. >>> authorities in wisconsin released video of a gun battle between police and a man who shot and killed several people last month at a sikh temple. >> the video shows an officer shouting at him to drop his gun. authorit

cal osha said a break froze up. it seized up as it was starting its descent. they had to manually use the break and crank it to the ground. it is the second time it has broken down in two weeks. the riders were about 300 feet in the air. this happened yesterday at about the same time. osha is still reviewing maintenance records, mechanical procedures and other issues with this ride. for thatly no one was hurt. knott's berry farm is near anaheim. >>> still to come. too toxic for lunch. the popular food not safe for children. >>> a.o.l. anothnother chilly n. fremont at 59. get ready, the san francisco giants back at it again on friday. comcast sportsnet at 7:15. right now the magic number is four. >>> in health matters, some consumer groups are urging the department of agriculture to take canned tuna out of school lunch rooms. they want parents to elittle night it all together from their kids' diets. a new report says that tuna may lead to mercury poisoning in children. the am differed greatly in each can. the mercury policy project advises children should never