Ilana Wexler has a dilemma. The Hillary Clinton for President campaign wants her to chair its Students for Hillary committee. At the same time, several of her friends are stumping for Barack Obama and want her to join their team. But if Wexler, 15, has her way, Al Gore will declare his candidacy, and she'll endorse him. It figures that Clinton et al would covet the Ilana Factor: Three years ago, she was a plucky 12-year-old who started a grassroots organization called Kids for Kerry and addressed the Democratic National Convention in Boston. Sporting a crown of curly red hair...