SACRAMENTO (AP) A proposed ban on gun shows at San Francisco's state-owned Cow Palace failed to pass the state Assembly on Thursday, but backers will try again later this month. The bill, aiming to stop Cow Palace gun shows in a neighborhood plagued by shootings and murders, received a 38-36 vote, three votes shy of 41-vote majority. If passed, it would have added the state facility to a growing list of county fairgrounds across California that have banned the shows. Thursday's vote represented another episode in the state's fierce debate over constitutional rights of gun owners and those trying to...