(CBS) The search continues for a 24-year-old former dancer who vanished on Columbus Day in Portland, Maine. Lynn Moran, who lives in Shrewsbury, Mass., was in Portland visiting family when she disappeared without a trace, authorities say. "We really believe that someone has to have seen her," her sister, Chris, told a news conference. "People don't just disappear. She's striking. She turned heads before she was missing." Moran's brother, John, told the reporters, "With every hour and every day that goes by, our sense of desperation increases." Family members have posted signs in Maine and Massachusetts. Moran dropped from sight...