Ferry survivors sit S. Korea's key college exam

Survivors from one of South Korea's worst maritime disasters were among hundreds of thousands of high school students across the country who sat the high-pressure annual college entrance exam on Thursday. In an ultra-competitive society, the test plays a large part in defining the students' adult lives, holding the key to a place at a top university and the elevated social status, as well as job and even marriage prospects that go with it. More than 630,000 students turned out for the exam on Th