President Bush and congressional leaders each announced Tuesday that they would investigate the federal government's highly criticized response to Hurricane Katrina. A report on the political fallout as Congress returned to Washington Tuesday.

Areas along the Gulf Coast ravaged by Hurrican Katrina continue to clean up after the devastating storm. Two reports from Gulfport, Miss and Bay St. Louis, Miss. focus on the efforts to rebuild and recover.

President Bush, who has faced withering criticism for the slow federal response to Hurricane Katrina, visited the storm-ravaged Gulf Coast as some activists and commentators continued to question the potential role race has played in the aid effort. Three experts…

Lt. Gen. Carl Strock, who commands the Army Corps of Engineers, the agency in charge of repairing the levees and draining the floodwaters in New Orleans, discusses the enormous tasks ahead in the submerged city.