for example, high school freshman,ly andrea martinez went into sudden shock after eating a sunflowerd at school. a teacher injected an epipen and the girl recovered. >> it really does. it's easy to do. we have been trained here. we train every year at it. as first responder, i look at it as my duty to make sure every student i treat as my own and make sure i give the best care i can at the time. >> if they didn't, i could have died. you never know. so -- and that scares me. i feel great and i'm happy and i feel thankful there for the teachers there to help me. >> reporter: 15 million people in the united states are said to be allergic to some kind of food. while nearly half of the u.s.'s 50 states have laws requiring schools to stock epipens, other states are still debating legislation to save children. john ellis gordiola, nhk world. >>> record-breaking heat and prolonged drought are withering the tea industry in eastern china. zhejiang province recently had daytime highs of over 40 degrees celsius for eight days in a row. weather officials say there has been less than one fifth the