Kansas City StarSan Bruno fire drives push to require automatic shutoff valves for pipelinesLos Angeles TimesState and congressional lawmakers moved Tuesday to impose new requirements for automatic or remote-controlled shutoff valves on pipelines after last week's San Bruno natural gas conflagration raged for nearly two hours before the fuel supply could be ...After blast, DOT seeks tougher pipeline oversightThe Associated PressDOT to propose plan to improve pipeline safetyReutersPipeline Safety Proposal Arrives as Hearing Begins on Mich.