FinanceOil majors' stocks tumble in global selloff sparked by recession fearsChevron, ExxonMobil, ConocoPhillips all down in early tradingSpecialist Gregg Maloney works at his post on the floor of the New York Stock Exchange on Monday, 5 August 2024. Nearly everything on Wall Street is tumbling as fear about a slowing US economy worsens and sets off another sell-off for financial markets around the world.Photo: AP/SCANPIXRobert StewartNorth America Energy CorrespondentBaton Rouge