A prominent Douglas County businessman has resigned from the Mercy Foundation board to protest a Catholic organization's stance on gun control.John Blodgett, vice president of Douglas County Forest Products, submitted his resignation to Mercy Medical Center CEO Kelly Morgan on Thursday.In an email to Morgan, Blodgett, who has been on the foundation's board of directors for almost five years, said it had come to his attention that Mercy's parent company, Catholic Health Initiatives, supports "anti-gun legislation.""I want you to know that I served in the United States Army with the 1st Cavalry in Vietnam and watched my friends die protecting …