Politico has already begun to backtrack its explosive story accusing Ben Carson of lying about an acceptance to West Point, deleting its claim that Carson had confessed to “fabricating†his admission.When it first published its story Friday morning, the Virginia-based blog aggressively declared that Carson had admitted to telling a big lie about his past.“Ben Carson’s campaign on Friday admitted … that a central point in his inspirational personal story was fabricated,†Politico’s story originally said.Just hours later, though, this opening line was removed entirely and Politico’s accusation significantly scaled back. “Republican presidential candidate Ben Carson on Friday conceded that he never applied...