Fuel rods exposed again at nuclear plant
Quake survivors face shortages of food and water
Japan financial markets volatile
China offers humanitarian aid to Japan
Japan battles to prevent nuclear catastrophe
Hydrogen blast occurs at No.3 nuclear reactor
Japanese troops rescue survivor floating on roof top
Quake survivors share experiences in Japan
Quake aftermath: Regions destroyed by tsunami
170,000 evacuated for fears of radioactive contamination
Rescuers from world arrive in Japan
Victims search for missing family
Quake causes Japan to move 2.4 meters
Radiation to impact northeast Japan
Quake causes severe damage in Japan
International aid pours in for Japan
