Headline: Witch Hunt Against Climate Skeptics Includes 90 GroupsLink: http://patriotpost.us/posts/42359Publication Date: Wednesday, May 4, 2016Primary Source: Patriot PostNon-Cato Author: Jordan CandlerType: new media postFormat: Newspaper (Online)Nature of Mention: mentionedScholar: CatoResearch Area: Energy and EnvironmentSubjects: the Exxon Mobil investigation