Goose chase. Do you have enough officers online to stop them from going on the freeway . Thats the first question. If youre short of personnel you have a problem. Reporter as for just moving in and breaking things up at the first sign of trouble . You dont want your officers running in an uncontrolled way that you have to have a crime control strategy separate from the crowd control strategy. Reporter they got to be willing to go in and make the arrests. Absolutely. Absolutely. You have a responsibility to Business Owners. The Business Owners are paying a large chunk of your salary. A couple of officers sent in, into a very large hostile violent crowd. Reporter then come the lawsuits. When oakland drew the line with occupy demonstrators a few years back it wound up paying out 4. 5 million to demonstrator scott olsen hit in the head with a beanbag fired by an officer. Somebody can always sue you but if your officers are acting properly, then you let the chips fall where they may. Reporter ken, tonight is another night. They are gathering already a few blocks from here. The chief almost got hit himself. He says its tough when you have the freeways and the street problems. We are getting a lot of email saying that it the helicopters seem to be where the violence is and you guys get pictures of that. People forget we can go 10 blocks in ten seconds in the helicopter. It takes Law Enforcement much longer to navigate the streets. So opd busy again tonight. Thank you, phil matier. Oakland had more than twice the number of protestors arrested last night than Ferguson Police reported arresting 92 people, in ferguson only 44 protestors were arrested for vandalism and other crimes. Los angeles had the most arrests of any city last night. They had 183. Da lin is also live for us in oakland tonight where local businesses are bracing themselves for yet another night of protests. Da. Reporter yeah. Entering the third night of protests, demonstrators will be rallying in front of city hall in about an hour at 7 00. Business owners are worried that criminals will once again smash storefronts. Vandal set fires last night, kicked out windows and looted businesses in the temescal neighborhood. A classic Car Company Says vandals broke into than office and stole cash. In all, about 15 stores were hit. Kellymoore had so much damage they couldnt open today. People broke in and threw paint all over the store and nearby businesses. Business owners say they are fed up. Thats really frustrating of why the police were nearby but didnt intervene as the actual looting and vandalism escalated escalated. We are going to have thanksgiving regardless. Reporter even though its thanksgiving eve, some Business Owners say they will stay this evening to protect their stores. The chp is send a special Response Team all the way from sacramento as to oakland this evening. They want to make sure protestors will not be getting on the freeways again and, of course, the Oakland Police department and allied agencies are standing by for the 7 p. M. Demonstration. Live at the Oakland Police department here, im da lin, kpix 5. A group called blackout for human rights is calling for a black friday shopping boycott to protest the ferguson shooting and police brutality. Its headed by the man who shot the film about oscar grants shooting. We are getting an idea of what happened with a man who fell from a highrise. He survived the 11 story drop. New at 6 00 a viewer is sharing these photos of that window washing crew just before the incident. They were taken last thursday morning. The pictures show the crew getting ready for a job at the Bank Building on montgomery and california. At one point, you can see the scaffolding several stories up the side of the building. The pictures do not show or explain what happened next. But they do give an idea of the work involved. The window washer was on the roof just before he fell by a stroke of luck he came crashing down on top of a car. Lucky . Well, that car managed to break his fall. Passersby kept him still and called for help. On monday his family released a statement saying the man has had several surgeries and was still in critical condition. The accident is under investigation. People are hitting the roads tonight in time for a thanksgiving holiday tomorrow. Highways are packed. Take a look at this. This is 580 in dublin. A lot of cars and headlights. Thousands of cars on 880, traffic is moving but slow. Mike sugerman is in the middle of it. How is it looking mike . Reporter im flying. I am at the limit on highway 580 eden canyon. There are brake lights ahead of me a little bit but im going 65 miles an hour. We have been driving all over the bay area even pointing out the some of the bad spots. Marco, lets go to the camera. It hasnt been bad for us. 0 bass bad from berkeley to the carquinez bridge. Key did 780, 680, 580. Earlier we talked to some people it wasnt horrible but it wasnt great. Redwood city, across the San Francisco bay bridge, toward berkeley, and then over here. El cerrito i think it is. Reporter how long did it take you . Formally takes about 45 minute to an hour. It took an hour and 15. Id like to live somewhere else that doesnt have this much traffic. Reporter well, this is the busiest travel day of the year but i am blessed somehow, i went 580 [ signal breakup ] i am flying back to you. Maybe he just has to get to the other side of the hill where all the traffic lights are. [ laughter ] he is going to hit that backup. Travel troubles have landed just in time for holiday getaways to the east coast. A noreaster is to blame for flight cancellations. More than 550 flights have been canceled due to rain and snow in new england. Travelers headed to boston, newark and new york could see up to threehour delays. Many Major Airlines are actually waiving flight change fees to help travelers navigate all that bad weather. Other people are staying put for thanksgiving. These guys are camped out for holiday deals. They have a turkey in thei tent. Its a tradition, not a necessity. Ann notarangelo shows us black friday now lasts all week. Reporter this black friday deals we keep talking about actually started a month ago and as long as we keep showing up and we are spending money, well, then that Holiday Shopping season will start earlier and earlier. Its a holiday tradition at this best buy. Strangers have become friends over the years as they spend a week leading up to thanksgiving on the sidewalk. Its just weird because youre sleeping beside the store. Reporter thats about the only part they think is weird. This is about saving money and having fun. Im going to play the game get some good stuff and im going to enjoy. Reporter but how did we get to the point where we shop on thanksgiving day . Wealth adviser george says its been a natural progression. Retail stores are finding it more difficult to make money and we have proven that for every person who complains about Stores Opening on the holiday, theres a crowd of shoppers willing to show up. In fact, this year, the Retail Stores are open an average of two hours long sorry so we are getting more and more creep starting earlier and being open longer hours because they know if they are open people will come. He expects stores to be packed and theres reason to believe people will spend more money on these kinds of things this year. More people are working, minimum wage workers in california got a dollar and hour raise and gas prices are down. For every 10 cents oil drops, that adds 10 billion in discretionary income. Thats 40 billion more into the economy. The earlier they start spending the more they will spend. There are deals to be had but again its a way to get people to unleash some of those dollars loosen up the purse strings. Reporter there has been backlash to thanksgiving shopping and some retailers are advertising they are closed. But the minute thanksgiving is over at midnight they will be open. Its july all but certain well see this next year. And find francisco out here, as well. This year his understanding boss made it possible. Thanks for giving me the week off. I appreciate it. Reporter so when can you find the best deals . It all depends. Yes, there will be great deals tomorrow and friday. But if people dont spend enough retailers will bring down the prices even further toward christmas. In pleasant hill, ann notarangelo, kpix 5. Brave souls out there camping out now. Im thinking the best time to go during that 49er game tomorrow. [ laughter ] nobody in the store. There you go. Whoops. Good thinking. Still ahead a transformation for an area torn up by construction. How San Francisco is making this popular stretch of shopping easier for people to get around and why it may not last. And Holiday Shopping means you will likely be swiping the plastic or using your cards online. Well tell you the single best way to prevent people from stealing your credit and why no one seems to be doing it. Plus, boosting your brain by looking it to a battery. Some say it can make you smarter. We have a lot of weather coming at us over the next several days. Sunshine in san jose today. Sunshine for thanksgiving and all those turkey trots tomorrow. Then the sun goes away for a long time find out how wet were going to get coming up. , bulldog oooh bulldog mattress discounters 197 mattress Sale Television announcer get a serta mattress, any size, for just 197 each piece when you buy the complete set. The 197 mattress sale. Bulldog oh boy Television Announcer . Ends sunday, thanksgiving weekend. From one San Franciscos union square is going green for the holidays. A stretch of stockton street from geary to ellis has gone from Construction Zone to pedestrian plaza. New at 6 00, john ramos shows us the winter walk is already a big hit. Reporter there is nothing like a trip to union square in San Francisco to get to you in the holiday mood. But wait, over there on stockton street. Whats that . A christmas miracle. Two blocks of the street have been turned into a grassy meadow in the middle of the concrete jungle. A few days ago construction workers laid down artificial turf over the work site of the new central subway. Its enough green to make even an irishman proud. Everyone is happy p its nice, love it. So even fake grass is better than no grass. Yes. Anything green is good. I didnt expect to see this. I thought it would be cars. Reporter but once the shock wears off, everyone begins playing. It seems impossible to resist doing a cartwheel and people who seem so serious on a concrete sidewalk break into smiles when their feet hit grass. Reminds people of the suburb likes normal parks and all the kids around here. Looks like more friendly. So it reminds people of what its like when youre not in San Francisco. Exactly. More like across the bridge. Reporter but this is San Francisco. The San FranciscoEveryone Wants it to be. A place where even kids can have fun. Isnt it amazing what a little fake grass can do . You sort of hope this lasts longer than just the holidays . Yes, that would be very nice. Reporter if this really is a christmas miracle, one thing is for sure. A lot of angels are getting their wings for this one. At union square, john ramos, kpix 5. Winter walk will feature nightly light shows with images projected on the side of a macys building. Its officially open on friday and runs throughout the new year. Gopro is working on launching drones for consumers. The San Mateo Company is best known for cameras used in extreme sports but it also supplies them for many of the drones already out there. Gopros version is said to look like a helicopter and would cost anywhere 500 to 1,000. They could hit the market late next year. Imagine a gizmo that you put on your head that can make you smarter, boost your brain. In fact. Sounds too good to be true . Our Elizabeth Cook talked to some people who swear by it. Reporter after hours in a huge warehouse a group of hackers is meeting. But they are not breaking into computers. They are breaking into brains. Why not . Reporter on the agenda, a strange looking device. Supplying a voltage through my certain parts of my brain. Reporter its called transcranial direct current stimulation or tdcs. It zaps brain cells with a constant low current. So it is using electric currents to activate the cells. Reporter and that, they say, will make your brain sharper and more focused. The effect is to improve learning and memorization and just overall brain function. Just relax. Reporter several studies back it up. For example, air force pilots who used it did better on training tests. However, the devices arent approved by the fda. Even so, all you have to do is click and you can buy one online or make it yourself with a nine volt battery. I have had this on for 20 minutes. Reporter its creating quite a buzz. Especially in the San Francisco bay area, where everyone is a hacker, you have a lot of people who dont have any qualms about looking some electrical thing to their heads. Reporter but before you scrounge around for parts i sure wouldnt put anything i made for 25 bucks on my head and turn the on switch. Reporter stanford law professor hank greeley specializes in the ethical, legal and social implications of these new technologies. Before you run volts through your brain, um, i think its really important to try to make sure that its safe and its effective. Reporter thats also on the minds of these neuroscientists. We really think of this brain stimulation as being kind of like giving somebody a drug. Now, would you really want to let people cook their own drugs and take them in whatever quantity they want . Reporter at the ucdavis center for mind and brain, emily and steve are studying tdcs. They see promise especially with debilitating Brain Disorders and while it appears safe, to date there are no regulatory guidelines. Youre basically modulating your brain processing and if you are not sure what youre doing, you can essentially cause some damage. Reporter back at the meetup, they are moving forward. If i have to wait for fda approval for this i dont think i would live that long. Reporter in San Francisco, Elizabeth Cook, kpix 5. One Silicon Valley startup called think hopes to have its device on the market within a year. Rain is back in the forecast this weekend maybe even lots of rain. Fairfield is offering people sandbags to be picked up from 7 a. M. To 5 p. M. At the public works yard 10 bags a person. Some areas are selfserve and you will need your own shovel. Amazing mired in the middle of a threeyear drought for good reason some of you may get half foot of rainfall by this time next week. Well break it down coming up. A record high in oakland today downtown 72 degrees the day before thanksgiving tying a record high. San jose 70. Morgan hill 76. Fremont, San Francisco, san rafael all today in the upper 60s. A lot of you have emailed in wanting to us let the folks know, a lot of turkey trots going on tomorrow morning. San jose, walnut creek, and San Francisco being three of them. Weather will be fine in all three locations upper 40s to mid50s. But there will be morning fog. Going out for the turkey in San Francisco and i understand theres a Football Game tomorrow evening in santa clara 49ers seahawks a big game. Tomorrow 5 30 thanksgiving evening mostly clear mid60s. So whats going on . Were talking about all those clear skies, whats changing . Rights patiently waiting its turn. There is a big ridge of High Pressure blocking it. It cannot get here yet. Its a good thing because up to the north you would miss out. Instead the ridge will hold it off until friday evening and then for four days starting saturday it will dive down to the south tapping into subtropical moisture aimed at us for the first time in two years a subtropical tap of moisture hanging on right over top of the bay area for several straight days. What it means, periods of heavy rainfall, minimum two inches of rain just about everywhere throughout the bay area some of you in the north bay mountains may get 6 inches of rainfall. Tomorrow, youre just going to get a lot of food and nice weather. Vallejo 68. San francisco 75. Beautiful thanksgiving day. Friday cool, cloudy, rainfree. Here comes saturday, rain. Sunday rain, monday ray, tuesday rain. Ken bastidas favorite forecast in 700 days it is going to get all that rain dancing paid off. All at once, ken. Whew. Yeah. We need every drop and boy will there be drops. Theres going to be a lot of rainfall. Travel is going to be rough. But who cares . Thats such good news. Wow. These days you have to protect not only your identity from thieves but also your childrens identity, as well. Coming up for the first time the step you can take to keep their information from getting into the wrong hands. ,, female announcer when you see this truck, it means another neighbor is going to sleep better tonight. But sleep trains ticket to tempurpedic event ends sunday. Through sunday, choose from a huge selection of tempurpedic models, including the new tempurchoice, with headtotoe customization. Plus, get 36 months interestfree financing, two free pillows, and free sameday delivery. Are you next . But hurry sleep trains ticket to tempurpedic event ends sunday. Your ticket to a better nights sleep julie at 5 00 we told you about the growing problem of child id theft but we are at all risk. Kpix 5 consumerwatch reporter julie watts shows us the one tool that can prevent crooks from opening credit in your name. And for the first time how to use it to protect your kids, too,. Reporter its the number one tool to prevent crooks from opening credit in your name. Problem is not many people are using it. It rejects any new applications for credit using your