NEW : Two rescued passengers were South Koreans on their honeymoon . The two women and a man who had been in the same boat as them told police they saw three men jump into the water from the back of the boat. An estimated 126 Americans were among the 3,200 passengers . Scores of people are unaccounted for , but may be at hospitals and shelters .
NEW : Two rescued passengers were South Koreans on their honeymoon . The captain is being investigated for abandoning ship and manslaughter . An estimated 126 Americans were among the 3,200 passengers . Scores of people are unaccounted for , but may be at hospitals and shelters .