Politico is reporting that several sources on the board of the Heritage Foundation are saying there is an organized effort to dump the organization's president, Jim DeMint.  DeMint, who has a close relationship with the Trump White House, is accused of being "too political" and corrupting the foundation's historic mission of research and policy formulation. There's also a sense that he's made the institution too much about himself. "He has been a congressman and senator. They are solo performers. When you are in the Senate, life is all about the senators," said one board member, who asked for anonymity to...