Two guests involved in the disaster relief efforts after last year's tsunami in South Asia discuss the international effort that provided shelter, supplies and medical attention and prevented further deaths among the survivors from epidemics and starvation.

The devastation caused by levee failures in New Orleans after Hurricane Katrina has prompted other states, including California, to take a hard look at their own levee systems.

On Thursday, the White House asked for another $1.5 billion to rebuild New Orleans' levee system, roughly doubling the federal commitment. Following a background report, Donald Powell, the federal coordinator for Gulf Coast recovery, explains how the added funds will…

Over three months after Hurricane Katrina struck the Gulf Coast, many evacuees are still far from the homes they left in New Orleans. This report details the lives of some that have been forced to move to Atlanta -- and…