California would ban smoking indoors for people living in townhouses, condos, apartments and other attached units under a bill introduced by state Assembly member Marc Levine. The San Rafael Democrat says he wants to protect the one-third of Californians who live in multi-unit complexes, and who may be forced to breathe secondhand smoke from their neighbors. If approved, it would be the strictest anti-smoking law in the country. We'll talk to Levine and an opponent of the idea.