Though there were some exceptions (e.g., this one caught by Geoffrey Dickens at NewsBusters a few days ago), most press reports as the beginning of the trial of former New Orleans Mayor Ray Nagin tagged him as a Democrat.
Apparently, there's a quota on "D" references at the Associated Press. A lengthy AP story by Kevin McGaill carried at Time.com and AP's national site has no reference to Nagin's party affiliation. Nagin was part of the odd couple of Democrats (former Governor Kathleen Blance is the other) who failed to do what they needed to do to prepare New Orleans and the Bayou State for Hurricane Katrina in 2005. Excerpts from the longer Time story follow the jump (bolds identifying opportunites to identify Nagin's party affiliation are mine):