There are still key questions left unanswered about the administration's disaster response. Former FEMA chief Michael Brown said that in a still-secret videoconference shortly after Katrina hit New Orleans, he warned presidential aides that 90 percent of the city was being "displaced," but was greeted with "deafening silence." Brown also suggested "party politics played a role" in White House reactions to the aftermath of Katrina.
When he was running for re-election, Lieberman pledged to investigate the White House's conduct in the aftermath of Katrina....