About a half dozen people lobbied the City Council on Wednesday to establish "smoke-free" zones in city parks to protect children from the influence of tobacco. The speakers asked the council to create a licensing requirement for businesses that sell tobacco products and to strengthen city regulations on the sale of alcohol. Diana Brown, chairwoman of the Antelope Valley Alcohol, Tobacco and Other Drugs Policy Coalition and leader of the Pueblo Y Salud, asked the council to adopt a tobacco-related ordinance similar to one in effect in San Fernando. That ordinance exempts businesses for two years from paying fees to...