FILE PHOTO: Steam rises from Duke Energy’s Marshall Power Plant in Sherrills Ford, North Carolina, U.S. November 29, 2018. Picture taken November 29, 2018. REUTERS/Chris Keane/File Photo
FILE PHOTO: Steam rises from Duke Energy’s Marshall Power Plant in Sherrills Ford, North Carolina, U.S. November 29, 2018. Picture taken November 29, 2018. REUTERS/Chris Keane/File Photo