South Korean rescue helicopters fly over a South Korean passenger ship, trying to rescue passengers from the ship in water off the southern coast in South Korea, Wednesday, April 16, 2014. The South Korean passenger ship carrying more than 470 people, including many high school students, is sinking off the country's southern coast Wednesday after sending a distress call, officials said. There are no immediate reports of causalities. (AP Photo/Yonhap) KOREA OUT