senator leland yee says we're not going far enough. his bill to add gun control actually failed last year. this time around, he is facing power gun rights lobbyists but says he is not afraid of a tough fight. 23 years ago the cleveland elementary school shooting left five kids dead and 29 wounded. it's now known as the stockton massacre. and it led to an outright ban on assault weapons in california. we though it couldn't get any worse. >> the connecticut shooting is a wake-up call for america. >> reporter: until now, with 20 children shot and killed in newtown, connecticut, senator leland yee says it's time to stop the mayhem. he wants to reintroduce the bullet button ban which failed last year. the bullet button allows gun users to get around the state ban on detachable magazines because you can simply use a tool in this case a bullet to release the magazine. >> it's as if we don't have an assault weapons ban in the state of california with the bullet buttons assault rifle. what you can do is buy a magnet and you can easily load and

leland yee was in chicago hoping to revive it. >> i think there is an assault weapon ban. the law was passed, signed by the manufacturer, however they found a loophole in the law by modifying these weapons with a bullet button. >> student isn't giving up his legal weapon. >> prior to coming here, all my friends are all these shootings, what do you think about it, i said all these shootings i personally think that, you know, i need to have -- invest in a good gun. >> always keep the gun pointed in the safest possible direction. >> reporter: in a classroom he isn't staunched against tighter gun regulation but he feels the back ground check should include mental health issues. . >> we want people without issues to get a gun. if they choose it have one. >> reporter: jade hernandez, ktvu channel 2 news. >> the reason for the massacre may never be known but as we told you last night details are emerging about adam lanza's mental health. ktvu's health and science editor john fowler joins us to explain what is aspergers syndrome. john? >> reporter: in the last 24 hours, friends sa

. >> leland yee says he will reintroduce a bill to outlaw bullet buttons that enable the quick reloading of magazines. it would close a loophole in the assault weapons bans. he favors back ground checks but not more restrictions on the weapons themselves. >> we want people without issues to have a gun. >> leland yee introduced a similar bill in wake of the shooting in colorado but it failed to pass. the massacre is shedding new light on the issue of mental health, coming up the explore of more treatment. >>> a fam elin san francisco is real -- family in san francisco is reeling after a home invasion robbery. three men broke into a home about 2:00 a.m. this morning. police say the men bound 5 family members and ran stacked the home -- ransacked the home. >> this is one of those incidents that happened very quickly. >> nobody was hurt but they got away with $500 in cash and jewelry. >>> san francisco police are investigating the death of a 16- year-old girl under suspicious circumstances. police say she collapsed in front of witnesses yesterday afternoon. she died later at the hospital. in

. >> reporter: senator leland yee fought for more gun corollas year in the wake of the colorado aurora movie theater shootings. it failed. but now he says he is not afraid of a tough fight and believes that california needs to lead the nation as they have often done in the past. 23 years ago the cleveland elementary school shooting left five kids dead and 29 wounded. it's now known as the stockton massacre. and it led to an outright ban on assault weapons in california. we though it couldn't get any worse. >> the connecticut shooting is a wake-up call for america. >> reporter: until now, with 20 children shot and killed in newtown, connecticut, senator leland yee says it's time to stop the mayhem. he wants to reintroduce the bullet button ban which failed last year. the bullet button allows gun users to get around the state ban on detachable magazines because you can simply use a tool in this case a bullet to release the magazine. >> it's as if we don't have an assault weapons ban in the state of california with the bullet buttons assault rifle. what you can do is buy a magnet and you

i also want to recognize the three state senators, senator de leon, state senator leland yee and state senator ted gains, all three of which are sponsoring some five different pieces of state legislation aimed at banning assault weapons and munitions, getting higher levels of background checks and registries, and also i think senator gains is attempting to also make sure that those that have backgrounds of mental health challenges are lifetime bans of possessing these weapons. again, in an attempt to do what we can. in san francisco, we tried to ban assault weapons some years ago. we were unsuccessful in the courts in being able to do so. we are going to renew these efforts in light of the sandy hook sentiment and i know there's just a higher level of sentiment that causes us to focus even more on what we can do locally. in fact, this higher level of sentiment, as you'll hear from the police chief, has even caused one of the highest rates of gun return. certainly we paid some money for that, but he's going to tell you there are some individuals out there, in light of sandy hook, that r

among them is leland yee a local, state senator. he wants to reintroduce a bullet button ban which failed last year. bullet buttons allow gun use forest get around the state ban on detachable magazines. >> it is as if we do not have an assault weapons ban in the state of california. with the bullet button, assault rifle, what you can do is buy a magnet and you can easily load and unload these magazines. >> a local gun advocate says that bans on certain weapons or parts are not good ways to prevent violence. gene hoffman is the chair of cal guns. he does support more background checks and mental health evaluations. >>> a cbs news poll taken after the shootings finds more than half of americans think gun laws should be more strict. 57% is the highest number we have seen in a decade. but at the same time, when asked about what happened in newtown, 66% said tougher gun laws would have done little or nothing to prevent that particular incident. and president obama appears to be concerned about the issue. he met with some of his cabinet m

i also want to recognize the three state senators, senator de leon, state senator leland yee and state senator ted gains, all three of which are sponsoring some five different pieces of state legislation aimed at banning assault weapons and munitions, getting higher levels of background checks and registries, and also i think senator gains is attempting to also make sure that those that have backgrounds of mental health

senator leland yee's bill would apply to leaders at cal state university and the university of californiaing lean budget years or when student fees increase. yee passed a similar bill in 2009 but it was vetoed by then governor schwarzenegger. governor jerry brown voted against paying uc berkeley's new chancellor $50,000 more than his predecessor. >>> the national memorial for united flight 93 near shanksville, pennsylvania, has been open for a year. it still needs had millions in donations to be finished. operators of the park say they're $5 million short of what they need to complete the site and build an education center there. 46 people flying on september 11th from newark, newark, to san francisco were killed when flight 93 crashed in that field. the families say they're hoping for a boost from private donors including fortune 500 companies. >> i feel nothing but peace when i'm at the site, when i'm stand oughted sacred ground. >> 450,000 people have already visited the memorial. >>> has our obsession with cell phones risen to the level of an addiction? some researchers say yes. they

so last year state senator leland yee whose district includes san francisco introduced legislation that would get around or sort of close this loophole and expand our semi-automatic weapon ban to include guns like this. that failed in the appropriations committee. on friday, when these shootings happened, leeland lee said we'll reintroduce the legislation as soon as we reconvene in january of 2013. >> this is a lot of political talk but what are the chances that this actually passes? >> actually good. it was fleshed out very well in the last session. the democrats are vastly supermajority as we know in the assembly and in the senate. we have a governor who is very sympathetic to this. the political will is there and not only that, but i think state legislatures all over the state will be going in this direction. everyone is looking at the obama administration and dianne feinstein but the truth is right here in california, in a democratic-controlled state legislature throughout the country in colorado, illinois, connecticut, and in massachusetts, i think we'll see a lot of activity. peop

among them is leland yee a local, state senator. he wants to reintroduce a bullet button ban which failed last year. bullet buttons allow gun users to get around the state ban on detachable magazines. >> it is as if we do not have an assault weapons ban in the state of california. with the bullet button assault rifle, what you can do is buy a magnet and you can easily load and unload these magazines. >> a local gun advocate says bans on certain weapons or parts are not good ways to prevent violence. gene hoffman the chairman of cal gun does support more background checks and mental health evaluations. >>> well, there are new signs of increased support for gun control. a cbs news poll taken after the shootings finds 57% of americans think gun laws should be strict the highest number in a decade. but 66% say at the same time when people are asked about what happened in newtown, that percentage said that tougher gun laws would have little to no effect on preventing that incident of. >>> president obama could have taken action. he said