Mike Wirth, chief executive officer and chairman of Chevron Corp., speaks during an interview in Houston, Texas, U.S., on Monday, Feb. 11, 2019. Wirth pledged to work closely with the U.S. to remain in Venezuela despite a spiraling crisis that has led rival oil major Total SA to retreat. Photographer: Spike Johnson/Bloomberg
Mike Wirth, chief executive officer and chairman of Chevron Corp., speaks during an interview in Houston, Texas, U.S., on Monday, Feb. 11, 2019. Wirth pledged to work closely with the U.S. to remain iShow more

Chevron chief says Texas shale is reshaping Big Oil




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