A pet dog is tested for possible nuclear radiation at an evacuation centre in Koriyama, Fukushima Prefecture, northern Japan, April 2, 2011, located about 70 km (44 miles) from the earthquake and tsunami-crippled nuclear reactor. Both the dog and its owner, who were evacuated their town, located about 10 km from the reactor, did not show any harmful results. REUTERS/Kim Kyung-Hoon (JAPAN - Tags: ANIMALS DISASTER ENVIRONMENT HEALTH IMAGES OF THE DAY)