NATIONAL HARBOR, Md. - The Conservative Political Action Conference began on Ash Wednesday in a reelection year with a quiet service on the shore of the Potomac River. Wearing Trump bumper stickers on their church hats or gold-colored "Trump 2020" pins on their collars, the faithful approached an altar branded with the logo of the Gaylord National Resort & Convention Center. A priest dabbed their foreheads with the mark of the cross and urged them to emulate Jesus. "Act like him, think like him,