commissioner johanna wald; speakers: wade weitgrefe, planner, san francisco planning department; jessica range, senior planner, planning department, and jonathan piakis, industrial hygienist/noise control officer, department of public health (15 minutes) (discussion and action) >> joining us from the planning department, and just kind of in the spirit of some of the conversations that i heard earlier, and this has really been an effort between our departments and the department of the environment and william and bob that we have been working with and we have done tons of out reach with the other city departments in trying to update this, ordinance, and so, this presentation, will be similar to what i gave at the policy subcommittee back in march. this is a health protective ordinance and it deals with the exhaust from the construction equipment. and air pollution is one of the leading environmental causes of cancer deaths, as recognized recently by a world organization of leading scientists that it is, or carcenogin and more and more research is coming out and almost, daily from scientists and

range is the scene of a violent armed robbery. a man is shot, two suspects get away with several weapons. >> good evening. i'm chris may. >>> i'm jessica dean. >> that rob before he happened around 8:30 tonight outside the delaware valley sports center in bustleton. "eyewitness news" reporter elizabeth hur is there live tonight with breaking details. liz? >> reporter: jessica and chris, police say a 67 year old man is in the hospital fighting for his life at this hour. after he was shot and robbed in this parking lot behind me here. now as you can see, police detectives are still here gathering evidence as they continue to try to track down the suspects who were still out there. now, let's show you some video we shot just as soon as we got to the scene. police say the victim together with his 68 year old friend both were customers here leaving the gun range when a man and a woman both armed with guns approached them and announced robbery. police say both of the victims complied and gave up their wallets, cell phones, money and even their guns. but police say the suspects still turned violent. >> for some reason, after the robbery, our

they were pitching ranged from the most mundane business and financial services to paraphernalia long the sole province of head shops, augmented by high tech, jason levin and jessica riley were here with their spyre, sort of an e-cigar. why is it better than a joint, or in this case a blunt? >> for one, it's vaporization, so you're not taking in carcinogens and you're not creating any kind of that tar, or residue, that's going to clunk up your lungs and cause you to cough and wheeze. >> reporter: well, without necessarily buying the health claims, the aim seems straightforward enough: a standardized, regulated product. arcview co-founder steve deangelo. >> sadly, today, the cannabis consumer in most places around the world is in the same position that the meat consumer was in before upton sinclair wrote the jungle, and we had modern sanitary regulation. >> reporter: it's a problem one significant segment of this budding industry addresses. >> my-dx will empower manufacturers, distributors, regulators and consumers to test the safety and potency of cannabis. >> reporter: daniel yazbeck helped invent my-dx, a portable pot analyzer. >> now that's going to vaporize th