At least 1,100 people have died in the earthquake that struck the Indonesian island of Sumatra on Wednesday, UN humanitarian chief John Holmes has said. Marco Werman gets the latest from Amelia Merrick with the aid group World Vision.
The extent of the devastation from the quake in Haiti is emerging. The 7.0-magnitude quake is Haiti's worst in two centuries. Up to three million people have been affected. Jeb Sharp speaks with Bob Poff, disaster coordinator for The Salvation Army.
President Barack Obama pledged one of the biggest relief efforts in recent U.S. history and said Haiti would ?not be forgotten? in its hour of need. One critical need is clean drinking water, as The World's Matthew Bell reports.
Haiti's infrastructure for things like clean water and sewage disposal was primitive before last week's earthquake. Now, out of tragedy arises the opportunity to rebuild it up to modern standards. Marina Giovannelli has our story.