New York Times columnist David Brooks, Boston Globe columnist Tom Oliphant and NewsHour essayist and Chicago Tribune columnist Clarence Page talk about the horrific events following Hurricane Katrina, including the possible political ramifications of the disaster.

Coastal residents desperate for water and food are facing long lines and deteriorating conditions as hundreds of National Guardsmen arrive to keep order in the hardest-hit areas of the Mississippi Gulf Coast. A reporter provides an update.

Survivors of Hurricane Katrina continued to flee New Orleans on Friday seeking shelter in Texas as emergency convoys reached the city to assist remaining residents and try to halt criminal activity. A reporter provides an update from New Orleans.

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.

Evacuees in Houston, Texas begin the process of rebuilding and starting over amid confusion and fear. A reporter gives an update from Houston as residents from New Orleans arrive in the area seeking shelter.