Elderly people warm themselves with blankets at a Japanese Red Cross hospital after being evacuated from the area hit by tsunami in Ishinomaki March 13, 2011. Japan faced a growing humanitarian crisis on Sunday after its devastating earthquake and tsunami left millions of people without water, electricity, homes or heat. REUTERS/Damir Sagolj (JAPAN - Tags: DISASTER ENVIRONMENT IMAGES OF THE DAY) FOR BEST QUALITY IMAGE: ALSO SEE GM1E73I1PVD01.