WHO: Slight cancer risk after Japan nuke accident

FILE - In this April 16, 2011 file photo, Wakana Nemoto, 3, standing next to her mother Naoko, receives a radiation exposure screening outside an evacuation center in Fukushima, northeastern Japan. People exposed to the highest doses of radiation during the Fukushima nuclear plant disaster in 2011 may have a slightly higher risk of cancer that is so small it probably won’t even be detectable, according to a new report from the World Health Organization released on Thursday Feb. 28, 2013. (AP Photo/Hiro Komae, File)LONDON (AP) — Two years after Japan's nuclear plant disaster, an international team of experts said Thursday that residents of areas hit by the highest doses of radiation face an increased cancer risk so small it probably won't be detectable.