In this Wednesday, March 1, 2017, file photo, Exxon Mobil Corporation Chairman & CEO Darren Woods, third from left, joins the applause during opening bell ceremonies at the New York Stock Exchange. Woods succeeded Rex Tillerson, following Tillerson's nomination by President Donald Trump to be the next United States Secretary of State. Woods is a veteran of the more cautious refining side of the oil business who is likely to focus relentlessly on controlling costs. (AP Photo/Richard Drew, File)