LOS ANGELES (AP) — Dozens of Los Angeles County residents who say an uncontrolled leak from a massive natural gas storage field is making them sick plan to speak at a county Board of Supervisors meeting and demand a full investigation. Tuesday's meeting comes as the leak near Porter Ranch has persisted for a month. Residents have complained of nausea, headaches and other maladies, but the company that operates the storage field — SoCalGas — has said it does not pose a serious health threat. Last week, California's gas and oil regulator issued an emergency order requiring the company to provide a plan for stopping the flow. The rare leak began Oct.Read more on NewsOK.com