facility also houses richard ramirez, better known as the night stalker, and richard allen davis, polly klaas' killer. the prison is more than 150 years old. the walls are crumbling. and the institution is outdated, contributing to an overwhelming increase in both the number and severity of brutal assaults by inmates. during the next hour, you will witness life inside san quentin, including a look inside california's vicious death row. >> san quentin opened in 1852 and today, seems physically trapped in the century in which it was conceived. old and decrepit, san quentin is riddled with shadowy alcoves and blind spots. there are no electrified, lethal fences. the towers around the perimeter must still be staffed where, incredibly, there are fewer surveillance cameras than a single convenience store. and worse yet, a lack of modernization has put officers in constant risk of inmate attack. >> every day i walk through those gates, the thought crosses my mind. is today going to be the last? >> the grounds are a sprawling 432 acres located on the shores of beautiful san francisco bay. >> customer

whose 12-year old daughter polly klaas was murdered back in 1993. says, children are often killed my other young people. -- by other young people he talked about this case with kron four's jeff bush. who joins us from the newsroom with klaas's advice to parents. jeff >> jeff :pam, i talked to marc klaas earlier this evening and he said it is not uncommon for a victim and a suspect to know each other. police say that the girl was murdered in the apartment where that suspect lived with his mother. marc klaas says it is not surprising that they knew each other >>:the person is typically it had abducted by a parent that knows them or somebody else in the community then knows that >> jeff :what is most shocking is the idea that someone who was completely without suspicion accused of the murder of an eight year-old girl they say there is more than likely more to this story that may come out later >>:this is an instance where nobody seems to show any signs, but if we look into we may see that there may have been some sort of criminal history or that he lik

. >>> we spoke with marc klaas last night. his daughter polly was kidnapped and murdered in 1993. he is now an advocate for missing and exploited children. we asked him how unusual it is for a suspect in a child murder case to be a teenager. >> people generally escalate into these kinds of crimes. you don't start murdering people when you're 15 years old. we do have youthful murderers in our system but certainly not youthful murderers of other children. it's very troubling. >> the santa cruz police chief says we can expect more details later today. for the latest developments in the case, go to our website, cbssf.com. >>> investigators believe a wildfire that broke out north of sacramento near the community of elverta was intentionally set. the fire charred more than 400 acres before the firefighters had containment late last night. the flames reduced a home to ashes also destroyed about a half dozen classic cars that were on the property. some neighbors rushed through the thick, black smoke to help out. >> i just saw people that needed help and i tried to do anything i could. >>

klaas. his 12-year-old daurl, polly, was kidnapped and kill in 1993. he says better training and statistics can better our law enforcement officers and families against predators out trying to target children. >> did you know that one third of all abductions of children occur when children are going to school in the morning or coming home from school in the afternoon. you can adopt high-tech solutions, like bus routing and/or surveillance cameras or you can even go to low-tech solutions, rike a neighborhood watch program. >> reporter: i spoke with a mom who said there's a growing need for this kind of information and there's many more training days to come. >> certainly very important. thank you very much, stephanie. >>> today, we are learning more about the gunman behind yesterday's deadly attack on two u.s. military facilities in chattanooga, tennessee. four marines were killed in those shootings. the lone gunman is also dead. now federal investigators are searching computer and travel records of the shooter to find any clues they can indicating a mo

klaas speaks from firsthand experience. in 1993, his 12-year-old daughter was kidnapped from her own bedroom during a sleepover. >> my daughter pollyed by a vicious, brutal, long-time criminal was thought to have run away for a long period of time. it offers a very easy justification for law enforcement not to get involved in these cases. when you look at the number of cases you can kind of understand that it would really overwhelm them. >> despite launching a two-month search to find his daughter, klaas experienced the same frustrations about law enforcement's reaction to the abduction. >> they developed a profile of polly's case and suggested she had run away with her boyfriend to avoid having to move. not only were they convinced of this but they browbeat the two girls that were with polly for a couple of weeks until they were able to be convinced otherwise. >> for three years bruce johnson has struggled daily with the trauma of dealing with the police department he says failed his family. >> it's across the street now. there's a guy beating up a man on the grass. >> this is the 911 tape from the witness on the night of may 23rd