Back in June, the FBI served search warrants at the offices, businesses and homes of two city council members and a planning commissioner. Also, last Friday, Mayor Laura Miller asked that commissioner D'Angelo Lee resign. City sources familiar with the document said agents now appear to be examining the activities of two more council members and two more city plan commissioners. Leo Chaney was one of two Dallas City Council members named in a new grand jury subpoena served by the FBI Wednesday. The other named was Dr. Maxine Thornton-Reese. "I don't have anything to say other than I am...