Terraceena Green limped to the stage. It was "open mic" time during the final night of the 2008 FCA Black Mountain Girls Camp, and she had a story to tell.

The room — filled with hundreds of other campers, Huddle Leaders and adults — fell silent. Some had gotten to know 17-year-old Terraceena, or "TT," earlier that week. Many had not. But almost all of them had noticed something different about her.