The Dingell dynasty dates back to the era of FDR and there’s very little that can stop it from rolling on. Rep. John Dingell announced Monday he’s leaving the seat he took over from his father nearly six decades ago. And now his wife, Debbie Dingell, is planning to announce in the district Friday her candidacy for the open seat, according to a source close to Dingell. Dingell wasted no time putting together a campaign apparatus Monday, holding a conference call last night with her husband’s former aides. She also may sever ties with the American Automotive Policy Council where...