Pittsburgh Post-Gazette: Pennsylvania will take new steps to cut methane emissions from natural gas wells and pipelines, and fill gaps in state policies that have allowed many sources in the sector to release the potent greenhouse gas without mandatory controls, Gov. Tom Wolf announced today. Mr. Wolf unveiled a four-part plan to reduce methane leaks and emissions at new and existing well sites and pipelines during a town hall-style discussion on Facebook. The plan includes developing a new permit for new shale gas well...