A former Conservative MP and candidate at the next election had “excrement” posted through her letterbox in what has been described as a “disgraceful” incident. Posting on X, candidate for South Ribble Katherine Fletcher said she called the police after the incident, adding that the “attempt to bully me will not work”. Fletcher said: “Today the police are at my office because somebody has put excrement through the letterbox. “One of my volunteers had to find that this morning. “Now, I understand that women get more than their fair share in political environments, but this attempt to bully me w…