Gulf of Mexico drilling Interior Secretary Zinke Signs Orders to Review Drilling Regulations By Travis Lux • May 2, 2017 U.S. Department of the Interior President Donald Trump signed an executive order last week calling for more oil and gas drilling. But the final call is up to the Secretary of the Department of the Interior. On Monday, the secretary endorsed Trump’s plan -- and then some. Oil Sheen in Gulf Breaking Apart By Eileen Fleming • Apr 13, 2012 The Shell oil company says an oil sheen it reported in the Gulf of Mexico is breaking up. Federal officials will continue searching for the source.