when is graffiti art and when is art graffiti? these arl of symbol of the debate. >> some people don't want the koy in front of their house or business. >> they help create this mural. on the sidewalk below swims a school of koy that she finds problematic. >> i see where the koy go down and graffiti goes on top of it. that way could exacerbated the graffiti. >> the artist says it's the opposite. jeremy says he is has created 3,000 coykoy on the streets of san francisco. >> the fact that tha they cover up graffiti tags and vandalism by putting images on there in itself is helping and betterment to the community. >> san francisco stands about $20 million a year on a rigorous graffiti abatement program. >> what makes the difference between graffiti and art? >> the simple word is permission. if the property owner gives you permission. >> he says he has permission for all of his work. there is debate about that but we know for sure a haight street store owner commissioned koy on this great. there is a documentary called vigilant at thi

will reverse graffiti is not new to san francisco. artist from london came and cleaned the giantt mural. and that is a cold realization. paul curtis goes for the word moose. it was crafted in a 130 foot mural. >>> and we call a larger than life product. >> they get covered and people don't walk on walls. >> it is still here. almostt. and the green works logo has been wiped away and moose had a permit to create a mural he didn't for outdoor advertising. >> is there any reasonn you can put it on the walk way. >> and they are charged with keeping the sidewalks and streets and broadway tunnel free of graffiti. >> graffiti is unsanctioned permitted work that is put on the buildings or the public right of ways. >> that's where it gets tricky. >> both said so far he's never gotten in trouble because most governments including san francisco has no laws against cleaning. >> we'll investigate and look at the enforcement code this is under. >> instead of citation they want to see permits for the clean water. >> i think people would tolerate it i

force for we have to remember we are not painters we abate graffiti. we are abaters not painters. get that out of the way and keep moving. >> how many of these do you do a day? how many poles we do a day? >> yeah. >> depends on the location. may be 20. >> do you like working with the team? >> yes because i'm a people person. i like being outside and interacting with the public and i like the response we get especially from the good job we do in the community. >> goodbye. >> the next time you take a muni bus or train, there could be new technology that could make it easier to get to your destination. many are taking a position of next bus technology now in use around the city. updated at regular intervals from the comfort of their home or workplace. next

you can see a lot of graffiti over there. there's a lot of people -- you can excuse the other news crews -- cleaning the graffiti right now off that tully's coffee shop. some of the protestors i spoke with too are very frustrated because they said tully's had been very helpful and supportive to their cause and then to have, you know, these few rogue protestors coming around and graffiti'ing up the place, it was upsetting to them. some of the protestors have been actually cleaning off the graffiti themselves in addition to some of the business owners. block by block here there is a lot of graffiti that has been left. the major violence was at 16th and telegraph. anser hassan is at the "occupy oakland" camp. what's going on? >> reporter: good morning. much calmer here and more peaceful than last night. i'm here at frank ogawa plaza. most of the protestors are returning from the telegraph area that you spoke of. some are coming back to their tents. many are already asleep. a few of the people i spoke with say they are concerned

>>pam: graffiti and broken windows. as the costs goes up, emotions are rising and tolerance is shrinking. >> downtown looks like a war zone. >>pam: tonight at 8:00 p.m., this city of oakland is dealing with the aftermath of violence and vandalism that followed hours of mostly peaceful demonstrations during the general strike for the occupy oakland protesters. j.r stone is live and has the latest. >>j.r.: i was just upstairs in the meeting that started at 6:00 p.m.. it is likely to go on for a few more hours. at least 100 people have signed up to speak, many of them from the group occupy oakland. at times, things have gotten heated. one man was escorted out by police. >> you bulldozed our homes. we will not forget what you did. someone called a police officer. you are all under citizen's arrest. >> your time is up unless someone else wants to give up their time. officer, escort him away from the microphone please. >> there is a small element in this crowd that has done some pretty horrendous things. essentially, this mov

graffiti had been found only in caves in the south and for. scientists to still unclear about how ancient people could make paints that have lost to for thousands of years. these natural paints are made from clay. they either used a stick or their fingers to spread them across the wall. speed eulogists yury. has come to curia for the express purpose of studying cap of a cave he has seen it thirty times in his many years yuri has already examined almost every nook and cranny of its passage ways this book took hundreds of thousands of years to come. three take a. this is dream or broke call it would you like the way the rock to make its way under it. comes out from the other side as a full fledged stream after merging with other subdural a knee and streams. we know it has enough water to feed into the so called blue lake but. it's a monument of natural beauty. there divers can. go down to a depth of more than eighty meters nothing will be moved the sting of. it pains the scientists to see a cave with the unique microclimate and rope graffiti slo

story called such graffiti had been found only in caves in the south and. scientists still unclear about how ancient people could make paints that have lost for thousands of years if they used . these natural paints are made from clay. they either used a stick or their fingers to spread them across the wall wiping them. speedy ologists your really neat ski has come to bash tyria for the express purpose of studying cap of a k. he has seen it thirty times in his many years yuri has already examined almost every nook and cranny of its passage ways this book took hundreds of thousands of years to come. three k. . this stream or broke cold would you like a rose away the rock to make its way under it. it comes out from the other side as a full fledged stream after merging with other soldier rainy and streams. we did you know it has enough water to feed into the so called blue lake but. it's a monument of natural beauty. their drivers can go down to a depth of more than eighty meters. it pains the scientists to see a cave with unique microclimate and rock graffiti

. >> reporter: on broadway you see graffiti everywhere just about every single building has some graffition it, hard to find one that doesn't. there's a lot of broken windows. overnight police did use tear gas and fired bean bags on the crowd. officers say activists threw rocks, lit flares and roman candles at them. protesters lit trash can fires break windows and took over an empty building. this appeared to be a er group except from the occupy oakland protesters -- some of the occupy movement are out this morning cleaning up the damage. they say they don't want the business owners to show up this morning and see this vandalism, especially since some of these business owners have been supporting them. >> i came here at 3:00 and i saw things on fire and i saw this this is not our message. we want to rebuild our community, -- we want to make our community stronger. >> reporter: a window was broken out at the tully's overnight. the occupy oakland protesters tried to board it up and left a message saying they were not responsible for this here's a live picture of tully's this morning. it is

but i want to show you some of the graffiti here in downtown oakland. this is the rite aid building. there are broken windows all over walls and windows. we had a menswear house store with its windows broken as well as several banks overnight. "occupy oakland" protestors tried to stop the violence. some of that got violent, as well. so there's a lot of talk this morning about how to get the movement back under control. and as frank said anser hassan has been standing by he it "occupy oakland" camp at frank ogawa plaza. good morning. >> reporter: good morning. that's right. as most people are getting ready for work a lot of the "occupy oakland" protest movements are going to sleep. let's show you live pictures here at frank ogawa plaza. some people are still -- they say they are going to monitor the situation and keep an eye out for cops. we are getting some indication that the cops may move in or at least that's the concern for some of these protestors here h right now we don't see cops in the immediate area. but we have seen cops throughout the city an

you can see there is still some graffiti left there behind me marking the oakland commune.y and large the downtown association snapped into action after a very unsettling night in oakland. it was exactly what most "occupy" protestors didn't want to see happen, a violent clash with police in downtown oakland. >> the destruction that was done upon the city of oakland last night will not be tolerated by a few outsiders who continue to say that they are speaking for us. >> reporter: some tried to occupy an abandoned building on telegraph and 16th late last night two blocks from city hall. cbs 5 photo journalist rick villaroman was in the thick of it. >> solid chaos for 20 minutes. >> reporter: when police moved in protestors threw things at them. after several orders to leave, police through canisters of tear gas into the crowd. protestors made a barrier of garbage and wooden pallets and lit it on fire. at one point one man tried to put the fire out with an extinguisher but was attacked by other protestors who wanted that fire to burn. another man tried to douse it with water b

ktvu obtained these police video showing the red spraeupbt graffiti left sometime -- red paint graffiti left sometime around halloween. >> it should be investigated, it's a congregation is peaceful and yeah it should be. >> does it seem strange especially here in milpitas that this is happening? >> yeah, it does. this church is so much part of the community. >> reporter: police investigators say they are actively pursuing a number of leads but acknowledge it's not a typical case. >> we've not had anything like this in the recent past that we can think of. it's also one of those things that's very offensive. when somebody is writing these things on a church, a synagogue, a mosque or anything like that it's offensive. >> reporter: some church members agree saying the graffiti can be removed but the emotional pain from this kind of attack lingers. >> yeah it hurts, especially when you grow up going to the church. and you don't want to see it slammed. >> we don't want to say it's isolated but we're not treating it that way. it would be nice if it was isolated but we're not treating it that

. >> reporter: there's graffiti everywhere you look up and down broadway street every building has graffitit of broken windows. police did use tear gas and fired bean bags on the crowd. officers say activists threw rocks lit flares and roman candles at them. the protesters lit trash can fires, broke windows and took over an empty building overnight. this appeared to be a small splinter group if from the -- occupy oakland said it is not associated with these people some of the occupy is out cleaning up damage. they say they don't want business owners to show up and see this vandalism. especially since some of these business owners supported them. >> i came here at 3:00 and saw things on fire and i saw this. and this is not our message. we want to rebuild our we want to make our community stronger. >> reporter: the building that protesters took over was on 16th street. the protesters say it had been foreclosed on and they wanted to take it back. they wanted to occupy it. they did that around midnight. police cleared it out by this morning. officers say they were given the order to use tear ga

that restored my faith in humanity itself. >> dozens of people splashed paint and graffiti and used a hammer to smash windows an amount tm. -- and atms. >> these are the people who are responsible for much of the violence. take a look, they were wearing black clothing, wearing masks and carrying sticks. there was another tense scene last night. a car hit 200 protesters, angry crowds then surrounded the car and attended to people who were injured. the terrified person sat in his car while dozen screamed at him through closed windows. the driver panicked after hitting one person and backed up and hit another protester. both victims were taken to the hospital with serious injuries. >>> both are returning to normal this morning. thousand blocked the gates including the main entrance on harbor road. they took these pictures above the march. protesters spent more than 6 hours there last night. in a statement all maritime operations are were shut down at the nation's busiest port. >> we are tired of having our benefits taken and we are tired of banks getting bailed out when they are the on

they cleaned graffiti. they fixed things. they said they were sorry. they went to business owners and how can we help. >> occupy oakland is bigger much bigger than oakland and we have an opportunity to lead in this city. >> we have had several conversations with businesses that are saying they will consider not renewing their leases. unless something is done and done medley. damage to the property is unacceptabl unacceptable. the violence is uncalled for. >> last we checked council members had yet to speak. so far they just been listening to each speaker. they could take action tonight such as adopting resolution support and accommodate the occupy movement or they could come out against it and order the camp removed or could use nothing. that is latest from oakland. lil i don't know abc 7 news. >> we'll see what the decision is. thank you very much. >> one downtown oakland real estate developer held a loaded gun during the chaos to keep protestors from breaking in one building near frank ogawa plaz plaza. he helped lead 50th million dollar project to r

. ♪ ♪ >> graffiti artists and one neighborhood are creating memorials with a very personal touch.come to our viewers on pbs in america and around the globe. three decades after they stormed the american embassy in tehran, iranian students were back on the rampage today. the target this time -- britain's diplomatic mission. they burned the union jack in response to sanctions. >> the british embassy is one of the most fortified buildings in tehran. this afternoon, the protesters climbed the walls and the police did nonstop them. a their incursion here and at a separate compound comes after britain tighten sanctions. in response, iran promised to expel the british ambassador. these demonstrators have decided to go further. this is what things look like inside the compound. >> the british should go where the americans went, pack up their things and go. stormedca's embassy was in 1979. u.s. diplomats were kept hostage for more than 400 days. tonight, it appears that all british staff and dependents are accounted for. >> we have made clear to the government that they must take immediate

there is graffiti there, down this street. if steve can follow me over there there is a coffee shop here at frank ogala plaza. i want to show you one of the plate glass windows here overnight. looks like someone threw something through the window. what we are seeing is that some of the occupy oakland protesters are putting up signs. this says, actions not done by the people. they are trying to distinguish themselves saying this doesn't represent them. we have seen them out here with their own cleaning supplies, with brooms, cleaning up glass. overnight police say a group broke off and it wasn't representative of what was going on all day with the strike and the occupy oakland movement. someone set fires. one oakland police officer i spoke with said the group threw rocks and bottles, roman candles and a lit flare at police officers who had to call for help from other agencies. this group even took over a vacant building near frank ogala plaza where the encampment is. police officers are saying this was carried out by peaceful p

they spent the night cleaning up the graffiti. look at that, someone threw a rock or whatever object that shattered the window. there is debris on the ground. this door is opening this morning. perhaps it they think the worst is over. let's walk through this area at 14th and broadway, there is tagging on that wall. as we move to the intersection, across the street there is a rite aid. on the wall over here, there is graffiti. across the street at walgreen's as well. interestingly enough, no one here seems to be on the same fate. some people think this is a necessary evil. i spoke with some people will live in oakland and they say, it is not. here is some reaction. >> why do i need to see their advertisements every time i'm in a public space? >> the point i am trying to make is, although there are certain groups that are taking certain decisive actions, i have not seen as a much community ever before. >> fact people are coming up and tearing up our cities. you are seeing the same faces from before occupy oakland started and now, yo