morning pressing the candidate. shark attack. cape cod on alert this morning. a man bitten on both legs just 75 feet from shore. onlookers say a large dorsal fin broke the surface just before. plus this. the drought is spreading across the midwest. there is no rain in the forecast, and it is hot. just how bad will the corn crop be? farmers won t know until they harvest the corn. but what is certain, food prices are rising for you. cnn newsroom starts right now. and good morning. thank you for joining us. it carol costello. we begin with a teenaged chinese supergirl who at age 16 swam at such an incredible speed some suspect she cheated. she won gold in the 400 meter. she swam the last 50 meters or 164 feet faster than american ryan lochte s time in the men s competition. amazing feat, considering according to the bbc that she is 5 6 and 141 pounds, and lochte is 6 1 and 194 pounds. john leonard, the director of the world s swimming coaches calls the win disturbing a