MARCELLUS/UTICA REGION: US gas midstream sale weighs down Dominion Energy 2020 results; OTHER U.S. REGIONS: Black Hills CEO says ‘lethal’ if natural gas bans enacted in service territories; NATIONAL: Helmerich & Payne: clear signs of a turnaround; Is the anti-oil movement installing the next recession?; INTERNATIONAL: Oil prices hit critical threshold for OPEC+.