Authorities suspect the outbreak was caused by norovirus , a common source of foodborne illness . Hundreds of children fall ill with symptoms of food poisoning in Hamamatsu , Japan . Authorities suspect norovirus caused the outbreak . Score: 6 The case follows a food poisoning scare that left 1,400 people ill in recent weeks .
Hundreds of children fall ill with symptoms of food poisoning in Hamamatsu , Japan . Authorities suspect norovirus caused the outbreak . Score: 6 The case follows a food poisoning scare that left 1,400 people ill in recent weeks .