St. Mary officials hope they can persuade PHI Inc. to keep its Amelia-Morgan City facility open after the air transportation company confirmed Wednesday that it plans to close that operation. At least one official, Cajun Coast Visitors & Convention Bureau Executive Director Carrie Stansbury, is making plans for what will happen if persuasion fails. The Daily Review reported Tuesday that people connected to the Tri-City business community had learned of PHI’s plans to move the Amelia-Morgan City operation to its Houma facility. The Amelia-Morgan City base accommodates operations and maintenance and has pads for 27 of PHI’s 131 helicopters devoted to oil- ...