sumi arrived in japan and made this long walk with her family up to sendai, up in northern japan.he saw lots of terrible things along the way. >> the war is still going on. >> the war had just ended by the time she got there. sumi was such a strong person that as soon as sendai was occupied by american troops, sumi went straight to the officer and said, i'm an american. i have my american birth certificate. put me to work. she went to work for the american air force in the sendai and essentially saved her family from starvation. >> you said her two sisters went to work there also? >> her two sisters who were in japan, she got them jobs. then sumi got everybody she knew from crystal city jobs at air force bases all across japan. these kids from crystal city went to work for the occupying forces. sumi did not get back to the united states. she eventually convinced her father, if you were a girl at that time in the 1940's, your father is like your emperor. he tells you, you can do this, you cannot do that, and sumi was a very obedient daughter. her father did not want her to go back

officials at tohoku university in sendai will open the university next month. it's also when they'll host the u.n. conference on disaster risk reduction. experts tasked with drawing up measures to deal with disasters around the world are often frustrated by lack of data. researchers at the new center will try to address that. they'll collect and analyze global data on rainfall tsunami and disaster damage and establish international standards for the information. >> translator: we've collected data from the earthquake and tsunami in 2011. this will be important information to estimate or evaluate damage in the future. >> he says he hopes that by collecting data from many areas the center will contribute to a more effective measures. >> four crippled reactors. a constant buildup of contaminated water. radioactive leaks threatening the environment. the people in charge of fukushima daiichi are struggling to control the plant. how will they stop the leaks? and decommission the facilities? get the latest on the aftermath of the nuclear accident with in-depth reports