Chevron personnel work at a fracking site near Midland, Texas. Chief executive Mike Wirth has said the company will target more shale exploration in the US, Canada and Argentina once its Tengiz expansion project in Kazakhstan completes. Reuters
Chevron personnel work at a fracking site near Midland, Texas. Chief executive Mike Wirth has said the company will target more shale exploration in the US, Canada and Argentina once its Tengiz expansShow more

Chevron boss vows to return more cash to shareholders




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