to wait for parents. the city doesn't know what caused this break. this is a major intersection and there are many pipes crisscrossing just under the street. >> there is the retail transmission system. they're here, big pipes and small pipes. it tooks time to figure out what is going on. >> p.u.c. says that a major sewer project was just completed here and that is newly paved so that could be a contributing factor but no one is willing to say yet. a lot of the pipes in the county are very old. and there are some more than 100 years old. the school will be closed at least through the weekend. >> and there is now hurricane isaac moving closer to

louisiana and isaac reache reached -- is expected to make land fall a day before the 7th anniversary of hurricane katrina. and it is a slow-moving storm and could cause flooding. >> people along the gulf coast have been busy boarding up homes and businesses today. there are shelters along the coast. and in louisiana some 50,000 people cleared out of st. charles parish near new orleans. >> this will be the first real test for the levies rebuilt on the gulf. the army corps of engineers spent $14 billion on pump protection. and spencer christian is tracking isaac for us now. >> here is a live radar image you can see how close this is

to new orleans. and it's a slow moving storm. the problem is that these bands of rain and thunderstorms. you can see the category one hurricane with winds up to 80 miles per hour. could gain strength before making land fall and and a category one over new orleans. expected to continue on a track that is northwesterly, moving inland, weakening to a tropical storm, then to a tropical depression. as the storm maintains it's structure, it will be producing heavy rain as far as missouri and illinois along the mississippi valley. again, expected to make land fall tonight around new orleans. there are preparations under

way for what could be a heavy storm with stronged intoing. that will result in heavy rain dropped by the storm. >> live in san francisco international airport, happening now, united passengers are finally boarding planes after a major network outyablg. you're looking at video now after a computer problem affected operations at airports nationwide at 1:30 today, planes held on the ground here at sfo and this would not allow passengers to book flights, check in or print boarding passes. they were packed with fruk frus traited and anxious people. and this system at 2:45 came back on. there are a lot of people that missed their flights and connections.

united put out a statement apologizing and offering to rebook passengers at no charge. back here live now, it will be several more hours before most of the united flights will be back on time. live in san francisco international airport, abc 7 news. >> thank you, lisa. you can get latest information on delays nationwide at our airports through the abc 7 news flight tracker, just look under see it on tv. >> two scares in the sky for southwest planes today. >> officials tell us cabin pressure problems caused an emergency on a plane headed from sfo to denver. the pilot had to land in oakland and there is a both planes that landed safely. >> mars rover has beamed back the first high resolution photos of mount sharp it will

dig down to determine the chemistry. >> this rover sent back a new song by musician will-i-am. >> california health officials now investigating an outbreak of illnesses tied to salmonella tainted mangoes. 73 people have been sickened in the state. >> authorities have not been able to identify the source but the similar strain has been reported in western dma da. authorities say they were imported from mexico and sold under daniela brand. several u.s. grocers have pulled the brand as a precaution. >> 1700 people received warnings they may have been exposed to a deadly virus while camping at yos sem tie this follows the deaths of two people who contracted hanta virus after spending time in signature tent cabins in curry village. >> two others came down with the disease. they stayed in the same camp

ground in june. it is carried by rodents, the two victim who's died include a man from the bay area. >> there is crews getting close to full containment on the wildfires and expect full containment today. this is currently 96% contained and this destroyed 52 homes and 98 other buildings. there are evacuation orders that have been lifted. >> right now, firefighters in europe battling huge wildfires in several countries. in spain, a blaze is threatening three towns near the capitol of madrid. dozens of fires also burning in the balkins. in bosnia, military heblgts helping fight a mountain fire. >> and in sam sam yon,

residents fighting to save 80 trees and the fight being led by the man that used to be the city mayor. a man by the city council in march would have cut down trees to widen the road between al costa boulevard. it's been a dangerous thoroughfare for drivers but city residents and former mayor say parking -- cutting the trees is for safety. a crowd is expected for the city council meeting where the public will hear new plans for the streets. this is tonight at 7:00. >> in san francisco, we're keeping watch on whether homeless people will be moving back into an encampment cleaned out today. dozens have lived in the encampment near 4th and king streets as hng as 10 years.

abc 7 news has that story. >> it's clean up day at the homeless camp. san francisco department of public works learned that the homeless people called it off, we're told valuable items left behind are tagged and stored so they can be claimed. it's an effort to clean out this haven so caltrans can put up a fence. and iona says she liked this better than the alternative for the city. >> i've been in a shelter three times. the hot team we're supposed to be there to help me get to appointments so i forget and things like that. but they never did. and. >> tony has seen rough camps but says this not one of those. >> this is attitudes people have problems and it was there. >> some chp officers have come

to know most by name. that is because they come out here to cite them both for trespassing. many of the same folks every time. >> they're used to it. i'm used to it. i just move on and clean up and they move back. >> so do you think they'll be back here? >> absolutely. >> some of the homeless tell us the city doesn't have enough beds. the city says that is true. >> resoursz are an issue. and we try to pryor ties folks. >> and one spokesperson calls it homeless dance. moving them from here, they go here, there is no doubt they're going to be back tomorrow, if not by tonight. >> still ahead, republicans make it official, mitt romney is the party nominee. and red meat coming the

delegates way tonight. >> and a pension plan he says will save billions. >> and i'm abc 7, police need your help to find a man they say is responsible for a brazen armed robbery. that story coming up. >> and taking a look at traffic on the san francisco skyway now, if you're heading south towards peninsula, and moving for folks trying to make their way across the bay bridge, traffic is heavy now.or

>> closed captioning brought to you by mancini sleepworld.

right now lots of excitement going on in tampa. delegates officially named milt romney as their presidential nominee setting the stainl for the prime time speeches featuring romney's wife as well as the governor of new jersey. we have the latest from tampa. >> and delegates packed a convention floor to begin nominating their republican ticket. mitt romney and running mate paul ryan arrived in tampa, tuesday where brth day's activities. and organizers are rallying the party base. >> barack obama and his party may be satisfied with attacking the american dream. but republicans won't be satisfied until we have rebuilt the american dream. >> speeches tuesday include popular governor chris

christie from new jersey and candidate's wife ann romney. >> i had a lot of input in this. i must say z a lot of tweaking where i felt like it was getting what i wanted to say from my heart. >> the goal is defining the republican nominee. through polls show is in a dead heat with the president heading into this convention. >> we're hoping to continue to reach out to folks who maybe haven't focused on the election so far to give them an understanding of the team, what we call come back team and their vision for america. >> the candidate has been practicing his speech. and advisors say he wrote himself. he will be delivering that on thursday. in washington abc 7 news. >> and abc 7 news political reporter is in tampa and will have live reports for us all week. head on abc 7 news at 5:00 there are excerpts from an exclusive interview with ann romney. you can follow the reports on facebook page.

and on twitter for instant updates z abc news is providing live coverage of the convention, we'll stream it from 4:00 into the afternoon until 8:30 p.m. today through thursday. >> governor brown unveiled a controversial series of cut backs for california public employee pension system he says a majority of lawmakers have signed on to. the governor believes that the reforms will save taxpayers billions of dollars, calling for p kaing payments at more than $110,000 per year. and there are most civil servants swril to work until age 57. many fellow democrats and labor leaders oppose changes. >> every benefit has been negotiated and in good faith with an employer in local

agency. this does away with that. >> this ends a practice called spiking when employees receive big raises during last year, wooft boosting their pension payments for the rest of their lives. lawmakers must act on reforms by friday. >> samsung says they're going to fight back on changes. >> good afternoon, samsung vowed to take measures to keep products on the u.s. market after apple call forward a ban on smart phones and could add more to that list. how painful would it be? the fob phones will account for less than 1.4% next year. and either way samsung is still reeling after the phone maker owes apple more than $1

billion in damages. and a strategy shift for lex mark, more people stop using their printers. and and lex mark plans to cut about 1700 jobs and shut a factory in the philippines and the company expects the move to save $95 million a year starting in 2015. >> time warner cable will spend $25 million to expand its fiber optic network in new york city. the company says it plans on selling the network owe business customers and will run about 20 times faster than current speeds. this is available to both homes and business autos and ibm introducing a new computer today hoping to improve

performance will reboot main stream revenue. the enterprise has 50% more capacity than the last model. it's designed with built in security software and support for private cloud environments. the company spent $1 billion to develop the machine stocks fell as investors watched reports ahead of the speech on the economy set to take place on friday. and showing consumer confidence fell in august by the most in 10 months. shares of oracle and apple drugging -- dragging the index into the red. and is is mobile wallet is supposed to go live but the company worked on security and

other features, it will join a crowded mobile payments market including square, google wallet, pay pal and others. >> thank you. >> now on to weather forecast. there is another gorgeous day around here its remarkable. >> beautiful day for back to school. >> yes. way too beautiful for back to work, however. there is a live view looking at the golden gate. and we do expect them to return. let's take a look at live doppler 7 hd. it shows us something similar to what we just saw. sunny skies from coast to inland and very mild to warm conditions. it's 66 degrees in half moon bay. 77 across the bay in oakland.

9 in napa. 92 in fairfield. there is a warm summer day. fl is much cooler friday and saturday. forecast animation, fog returning to the coast that will push beyond the coast but not very far inland. lows into 50s for the most part. mild inland east bay a low of 62 in antioch. cooler in parts with lows down to 50s in santa rosa. let's resume at 5:00 tomorrow morning. lts nths how quickly fog burns back away from the coast again z we'll be left with sunny skies from coast to inland like today, high temperatures ranging from 60s on the coast to 70s and low 80s around the bay. 80s to about 90 into inland

spots. tomorrow, highs mainly into low to mid-80s and we'll see highs of 76 in san mateo. and low to mid-60s on the coast and downtown san francisco, there is a high of 68 tomorrow, 64 in the sunset district. north bay highs throw mid-80s, and up to about 80 in union city. 82 in fremont. and 91 in brentwood. near monterey bay, 70s near the bay. upper 80s inland. here is the accu-weather forecast. we'll cool down rather sharply friday and saturday highs might not make it up to 80. we'll post 80 as highest of the highs inland. then we'll warm up again and interest is a tlesant seven days. and i think we can tolerate

that. >> yes. i think so. >> still to come on abc 7 news at 4:00 las vegas launching a new ad campaign after prince harry nude photo scandal. >> michael finney looks at car that's deliver the most back seat space

katie couric revealed the first guest on her talk show. ask will kick things off with jessica simpson and sheryl crow. and the second episode will feature an interview with amy copeland, the 24-year-old who lost parts of her limbs to a rare flesh eating bacteria. other guests include barbara streisand, heidi klum and sofia vegara. the show airs before this newscast. >> and the cast of abc's hit "modern family" warming up for a reunion of sorts. and las vegas has been called to the defense of the prince dubbed dirty harry. >> the man charged with breaking into ll cool j's home pled not guilty today. he remains behind bars on $1.1

billion -- million bail. police say he enter entered the home and got into a violent confrontation with the entertainer. sin city is launching an ad campaign in the wake of the prince harry nude photo scandal. the convention aren't taking aim at the prince but the person who leaked the photos reminding them what happens in vegas should stay tlchl the ad reads quote, for those who traded in their pledge we deplore you. the emmys just weeks away and nominee sofia vergara tells us it's a blast to be there. >> we always go the whole time. we spend time together. so it's like a fun party for

the whole cast. >> the prime time emmys airs sunday, september 23 here on abc. and remember, get your hot headlines any time at otrc.com. i'm rachel smith in los angeles. >> still ahead on abc 7 news at 4:00 ganging up on gaengs in the south bay. what police are doing to make a huge dent. >> and this is a video that could catch a thief. >> coming up, chaempk making your car go twice as far on a gallon of gas. how does is that work?

police are fighting back against a recent spike in gang violence, sweeps netted more than a dozen suspects and police say they're not done yet and we're live with a story. vic? >> police have authorized 800,000ses today pay for more overtime so they can continue sweeps. they say that is enough money to continue these operations until the end of the year. >> this startsed friday night.

a three day operation aimed at stopping the outbreak of gang violence. the spike in murders couldn't have come at a worse time. numbers are lowest in years but the double was able to mobilize officers from z.authorize overtime for the sweeps. officer as rested 26 gang members and confiscated two guns and two knives. >> we're confident our activities this weekend resulted in no homicide autos no homicides. there are eight killings during 11 days this month bringing in a total to 33. five more than this time, last year. and there are gang members targeted because police say 30% are gang related. police say this is what they're doing when the department was at full force. and this is a deterrent, they

say that, worked. the operation pleased the mayor. >> members know that they're likely to be stopped and if carrying a gun they're going to be arrested. and that is keeping guns off the streets. >> there will be more reenforcements coming next year. the company is hiring 64 new recruits. now, tonight some concerns ifl rights organizations have over the sweeps. >> there the contra costa district attorney opened an investigation into last night's shooting of a domestic violence suspect. the man in a house arguing with two people, police arrived and he took november a car with a toddler inside. and he climbed on to the roof of a house, police say the suspect then pointed a gun at them. they opened fire, killing him.

the toddler was not hurt. >> a man shoves a weapon in the face of a sales clerk and makes off with cash. it's a story only on abc 7 news and police are asking for the public's help. >> armed and dangerous is how police describe that had gunman who committed a brazen robbery they say in the store behind me. they're if you can identify him, contact police. there are captures catching this, standing in line and pulling out a handgun. >> this individual here wanted mb hn, quick, fast. >> wasting no time in going after it. investigators with the police department shared this video

with abc 7 news. hoping that someone will recognize him. and help them get a gunman they say is a danger off the streets. >> off the heen times, individuals that commit these robberies may be under the influence. >> police believe because the bandit did not bother to wear a mask there are drugs or alcohol may have played a role. police say the weapon is either a 9 mm or 45 caliber. the suspect's trench coat ask jeans lead them to believe the man is in his early to mid-20s. you can see the gunman taking aim and clearing the register of its cash. this is on the heels of the smash and grab that left another owner shaken. four men entered the hb jewelry store, ordering everyone to get down and mead

off with $400,000 worth of jewel skpri precious stones. no one was hurt but police say danger is real. >> more brazen the robbery this spern not even wearing a mask. >> and anyone with information are asked to call the police department or west contra costa crime stoppers. and you can remain anonymous. >> thank you, nick. tensions high in richmond now. an incident sent black smoke into the air, richmond fire confirms there was a flare up just before 10:00 this morning. sky 7 hd was over the scene.

we're told there is no threat to the community. this is on the heels of a massive fire on august 6th. this could raise gas prices and new rules finalized today by the obama administration nearly doubles fuel economy for cars by the year 2025. this will require car asks trucks to after rinl 54.5 miles per gallon. and there is also insentives and model that's run on natural gas. >> and just ahead on abc 7 news at 4:00 there is a report on new shots and pregnancy. >> if there is a risk of birth defects here. >> looking at western skies all clear from coast to inland and warm from coast to inland. how long will this last?

>> looking at the golden gate bridge, it's slow for folks trying to make their way into san francisco. traffic is heavy and it's moving out there

checking healthy living news health officials renewing a call for pregnant women to get flu shots after a study found in risks with the vaccine and serious birth defects.

researchers studied 9,000 pregnant women who received the shot. only 2% had a baby with major birth defects. the same rate as 7,000 women. who did not get the vaccine. they also have lower still birth rates and they are babies had a lower death rate. >> seems exercising in mid life can pay november later years. a study looked at thousands of men and women over age 65 and found that those who had higher levels of fitness when they're younger had fewer chronic illnesses decades later, including heart and lung disease as well as fewer stroke autos intellectually disabled will likely replace the words words that supporters say are outdated.

and california is one state that passed legislation to ban the "r" word. governor brown has until the end of september to sign or veto the bill. >> we've been watching this hurricane heading towards new orleans. and there is a look at how new orleans changed for the better and the worst. >> and yours first car was probably a clumpinger, there are reasons why the teen should not experience that same rite of passage. >> the new features that can make a difference to young drivers coming up. >> and there is some is a athat say it looks like a horror movie. experts is a sure it's just summer fun for crickets.

here is a look at trending searches on google. first carly red confirmed she has a child she's kept secret. next bill cosby, there was an internet hoax claiming he had died and he has not. and foo fighters searching for information on whether last night's show was their last.

it wasn't. the band is planning more shows right now. >> and somewhere must be the forecast. >> i guess it's trending because there is attention on what is now become a cattor goery one. and new orleans time, right around new orleans as a matter of fact as a category one is moving slowly. danger is that mefy rains will continue to fall. there by in the area, there are warm and hot conditions especially into the southwest of phoenix, 107 and state wide here, we'll see highs in low to mid-90s in chico and sacramento. there is 93 in yosemite. 107 in palm springs. there is locations hitting 90 degrees tomorrow as well, highs up to 90s in fairfield.

there is mid-60s tomorrow, highs of 72 in watsonville and inland. 89 in gilroy. there is expected a rather sharp cool down by the end of the week. >> thank you. >> things will change. >> with isaac bearing down on new orleans the city finds itself in a delicate moment in rebuilding. and there is a near the french quarter, poor families are being now displaced by wealthier ones. >> broken glass, boarded up windows. two portraits of the same city. new orleans. seven years after hurricane

katrina. >> the storm brought discussion august 29th, 2005, scrubbing out neighborhoods and disrupting live in a city famous for easy living. today this is a city with neighborhoods and residents like this schoolteacher moved here from new jersey. >> people are happy and so excite btd city again. it's not the first. it was a rough place at first. >> new orleans is a city with neighborhoods like iverville. one of the last house prog jekts will come down and replaced with new homes. >> if this is tear down and not rebuild i would hate that. but to make it better i would love it. >> wider, rich yefrer, younger. >> this city has been rediscovered by the rest of

the world since hurricane katrina. and it's intriguing and they've moved here in large numbers. >> new orleans is booming with whites moving in and the black population shrinking from 68% to 60% of the city. a drop of almost 119,000 people. changes, deeper than the new paint and long-standing neighborhoods. >> so some people worry this will change the culture of the city to which i respond the culture of the city has always been changed. >> for some residents fear. for others, hope. >> we can't look from yesterday of what is going to happen the next day. so all we do is look for the best. the best. >> seven years ago a hurricane laid this city low. seven years later... >> on the news i was like they're going to rebuild new orleans? here i am being hopefully a huge part, building a house,

and being part of the school system. i'm happy i'm eating my words. >> and. >> there is car act ti -- car accidents are the number one killer of teenager autos and that is moyer than cancer, drug violence for gun use. >> and driver error is going to be with us but some technology in cars is helping curve accidents. consumer reports says attacking the problem on many fronts can go a long way. renee says her 18-year-old son, steven, was just a few miles from his destination when his car skidded on ice, and flipped several times, killing him, and injuring his passenger. >> we'll never be the same. to lose a child is the

greatest loss. >> but steven was not wearing a seat belt. a factor in about 60% of the fatal car accidents for teens. the distractions like texting, or talking on the phone, are also factors. and in fatal accidents, 27% of young drivers are drunk. >> the first year of driving is the riskiest. 16-year-old are three times mer likely to get in a crash than 18 or 19-year-old autos and consumer reports recommends advanced training programs to teach teens how to handle passenger situations and become safe drivers. >> and says new technology seems to do things the right way. >> i and parents can set a top driving speed. >> the car is important. >> parents tend to buy teens older cars because they're

less expensive, but they don't have latest safety features. >> consumer reports says two important safety features for teens electronic stability control and side curtain air bags. good news is that fewer teens are dying in car crashes now than they used to due to graduated driver licensing. these are the laws placing restrictions on teen drivers like limiting late night drivers and passengers. and states have a clear viewer crashes in number of fatalitis. >> thank you. >> and take a look at this. when you see this child, you can't help but ask how did he get stuck there? >> a tahoe ski resort gearing up with a deal that can pay off for you at 5:00. stay with us.

a low flying helicopter took to the skies part of a project to detect background radiation. sky 7 spotted the helicopter in hayward this morning, also scheduled to fly over oakland and fisherman's wharf today. and this information will be used to base line a few tour dirty bomb z says residents do not need to be concerned that it is raernl loud. >> and the aurora victim relief fund collected $5 million so far. the group needs to determine how the money will be spent. james holmes is charged with killing 12 people during batman movie premier july toth ooj an unusual rescue in eastern china firefighters

called to the scene after a young boy became trapped between the walls of two houses. take a look. this-year-old wormed into the narrow space. and firefighters had to drill to smash the wall and get the boy out, he was very scared. >> and thanks for joining us for abc 7 news at 4:00. you can like abc 7 news on facebook ask will make a difference for foster children. for every like, $1 goes to the sleep train dreams campaign. >> frustrated and stranded for hours, what created gridlock today? >> east bay trees at the jernt of a fight putting public safety and the environment at odds. >> i'm sandhya patel.

big changes coming up this week. i'll detail them out coming up. >> good evening, i'm cheryl jenning autos united airlines is apologizing tonight for a major computer glitch that stranded passengers rn the world. >> there is a nightmare for passengers trying to get through a lot of places. and we are live from san francisco international airport. >> there are things more under control. there are no lines and barely any passengers. there is a different scene a short time ago when passengers packed counters after a major network outage. this would not allow passengers to book flights and print boarding passes.

the system came back on line and united started processing passengers. and there is damage already done. >> she's gooding to miss a connecting flight to amarillo. there is no other connecting flights. >> this is just everyone asked her to go to different places. so i'm not sure. what is going to happen. >> and you're looking at video from sky 7 hd. there are passengers able to get off the planes after landing. management had to come up with a contingency plan just in case united couldn't get plains off the ground and out of the way. managers plan to open up extra investigates and put out this statement saying that they were apologizing to customers and offering to rebook at no

charge. there are still 30 flights delayed because of the outage. >> thank you very much. two southwest airlines planes made landings at oakland trpt today. and this is a scene from sky 7. rrts of smoke in the cockpit forced the flight to turn around. passengers on the flight that took off from sfo were diverted today. and pressure problems forced the pilot to declare an emergency. >> there smasive clean up going in san francisco after a major water main break. there is receipting loose millions of gallons of watter, once able to shut off the