Post-Gazette: Televisions and furnaces battled over natural gas during the coldest days of the year last week.
The region's abundant fuel, pulled from the Marcellus Shale, is being used increasingly as a source for electricity and heat. When both are experiencing record demand, it's a question of getting the gas to the right place, no matter the price.
The nation's largest electric grid servicing Pennsylvania and 12 other states, managed by Valley Forge-based PJM Interconnection Inc., lost about 20 percent...