will no longer be allowed to shoot any moving vehicles except under exceptional circumstances the halloran says the language they agreed on during negotiations spelled out in more explicit terms the exceptions. the police commission president susie loftis counters. >> we weren't able to reach agreements but we moved forward on what the united states department of justice said this department needs to do. >> well, it's now up to the new chief, bill scott, who was appointed just two days ago to implement this new use of force policy and it will be the first time, by the way, since 1995, that officers here will have to adjust to a new set of protocols. back to you in the studio. >> vic, do you know how the new chief feels about this use of force policy? >> i sat down with him after he was appointed on tuesday and he told me he's read every one of the reforms and considers them reasonable, his words. he believes officers should not shoot at cars but almost -- but also believes there should be exceptions. and he supports, as does the police union, the use of tasers as another less lethal option

producer lori halloran and photographer blake mchugh strapped on their snowshoes to follow hinrichsenhe attempted her first snow drawing in the sierra. ♪ hinrichsen: i've always been a really big fan of nature. even as a child, when i was upset, while other children would lock themselves into their room, i took a blanket, put it in my bike basket, and i was gone. i'm sonja hinrichsen, and i'm a visual artist. snow drawings actually started out of play. i was at an artist's residency in colorado, and i had snowshoes because i wanted to hike in the mountains. i found those really big, pristine fields of snow, and i just had to do something with them. ♪ so i started walking these patterns, and it became interesting to me when i took out my camera and realized that the shadow that gets cast into the imprint makes the pattern. if there is no sun, there's no pattern. in 2009, there was this pilot who just offered that he could take me up so i could take photographs. it was pretty amazing because i had no idea how it would look from the top. i was in that airplane. i was like "wow!" i can't

martin halloran is the union president. >> we agreed on about 99% of the policy including very restrictives on firing at suspects in moving vehicles. but we also agreed that there should be exceptional and extreme circumstances in there where an officer can deviate from the policy in those circumstances. >> reporter: according to the union, the mayor and police commission can't just change the policy. they have to negotiate with the officers who are impacted by it. >> we have collective bargaining and we were meeting with ghr and with the police commission since july. >> reporter: joe marshall is a member of the police commission. he says they have done

. >> i think marty halloran's motive is to protect his police officers. and i think that's a good motive. >> reporter: what about the commission? >> you know, i think the commission wants to protect the officers, too. but they also have political constituencies and other things that impact their decision- making. >> reporter: they aren't alone. the union is very deep into politics, as well. not only with the police commission but with the board of supervisors, as well. this debate is going to go on and from the looks of things it's going to get more heated. back to you guys. >>> new at 6:00 bart is under the state microscope and the issue is whether it illegally used public money to campaign for its bond measure. the video in question features warriors star draymond green. >> 44 years crossing the bridge. >> in the video green says bart needs to stay safe and reliable. it's the same phrase used in the successful yes on measure rr campaign ads. the fair political practices commission is investigating since it is illegal for agencies to spend money on ballo

police union president martin halloran: >> we will definitely pursue any and all legal means at our availability. >> reporter: until there's a final ruling on this, will the police follow the new "use of force" policy? >> they will adhere to it. >> reporter: now, the union says that they have two issues with the new policy. first, they feel that they should retain the right to fire onto moving vehicles if necessary. they also say that they want to retain the right to use ray carotid restraint, a nonlethal way of restraining a violent person. they need all the nonlethal alternatives otherwise it escalates to lethal first and they don't want to do that. live in san francisco, melissa caen, kpix 5. >>> tonight, movie fans are mourning the death of actress carrie fisher. she died earlier today in los angeles three days after going into cardiac arrest on a flight from london. kpix 5's emily turner is at the lucasfilm facility at the presidio where people have been paying tribute. emily. >> reporter: veronica, this found tan with i don't da on it is -- this fountain with yoda on it is a makeshift memo

. >> halloran says that the union will file for a restraining order today to prevent the new policy fromfect until there is a final resolution to the dispute. ♪[ music ] >>> it's 20 minutes before 7:00 and bay area police investigating yet another shooting on a local freeway. we'll be right back. ,, >>> good morning. welcome back. time now 6:43. we're tracking this storm on hi- def doppler. you can see the front from sacramento to san francisco this morning. as we put in in motion, you can see as its made its way through heavy rain throughout the bay area continuing turning to snow at low elevations down around 3,000 feet. right now we can zoom into san francisco. plenty of heavy rainfall around the bay. we'll talk with this means for the rest of your day and your holiday weekend coming up. >>> time now for a look of what's coming up later on "cbs this morning." anthony mason joins us from new york. good morning. >> reporter: good morning, kenny. coming up, we're gathering new information on the breaking news. the berlin christmas market attack suspect killed in a shootout. plus, holly w

martin halloran is the union president. >> we agreed on about 99% of the policy including very restrictive prohibitions on firing at suspects in moving vehicles. but we also agreed that there should be exceptional and extreme circumstances in there where an officer can deviate from the policy in those circumstances. >> reporter: according to the union, the mayor and police commission can't just change the policy. they have to negotiate with the officers who are impacted by it. >> we have collective bargaining and we were meeting with ghr and with the police commission since july. >> reporter: joe marshall is a member of the police commission. he says they have done enough negotiating. >> we bargained in good faith in a long process. >> reporter: the union objects to the policy of not filing in moving vehicles. so they sued. >> have a judge order them back to the table. if they refuse to come back to the table i'm willing to let a superior court judge decide this or i'm willing to let an arbitrator decide this. >> reporter: the "use of force" policy is the final piece of mayor lee's plan to

martin halloran, stop it. it is cool. it is cruel. it is cruel. thank you. >>[applause] >> thank you. next speaker. good evening and welcome. >> michael-. so there is a huge amount of self congratulation going on right now about the policy about shooting into cars. sure, it's great not to shoot to decide not to shoot into cars and to decide it's against the policy, but in the one outstanding case of a police murder of jessica williams, where was shot into a car, you would think that there would be a cam that would be revealed in order to know whether was necessary and has far as we know that is not happen. why not create okay. well there's our answer. i've got to say, i am not impressed by this reform measure. i think any these reform measures. i don't think the community is impressed by it either. you know, as far as this case about baby nash, i saw about a month ago the film with kenneth--who was shot and clearly, no danger to anyone and yet you was allowed to ride on the sidewalk for hours and two died. i think this is really was more typical of the pictu

martin halloran, stop it. it is cool. it is cruel. it is cruel. thank you. >>[applause] >> thank you. next speaker. good evening and welcome. >> michael-. so there is a huge amount of self congratulation going on right now about the policy about shooting into cars. sure, it's great not to shoot to decide not to shoot into cars and to decide it's against the policy, but in the one outstanding case of a police murder of jessica williams, where was shot into a car, you would think that there would be a cam that would be revealed in order to know whether was necessary and has far as we know that is not happen. why not create okay. well there's our answer. i've got to say, i am not impressed by this reform measure. i think any these reform measures. i don't think the community is impressed by it either. you know, as far as this case about baby nash, i saw about a month ago the film with kenneth--who was shot and clearly, no danger to anyone and yet you was allowed to ride on the sidewalk for hours and two died. i think this is really was more typical of the pictu