Town hall meeting offers education, guidance on new insurance law ___ Amid lagging enrollment and continuing problems with the rollout of the Affordable Care Act, local and federal officials urged Houston residents Saturday to sign up for health insurance under the new law. Hundreds attended a town hall meeting Saturday morning at the George R. Brown Convention Center downtown to learn more about their coverage options under so-called Obamacare, attempt to sign up for insurance plans and receive free health screenings. "We need to know what is best for us and what they can give to us," said Mirna Balderas,...