Human rights groups vowed to turn up the volume on their conflict diamond "consumer awareness" campaign—kicking it off with a Valentine's Day press conference that included amputees from Sierra Leone. The campaign will likely include further demonstrations outside jewelers, public relations efforts, and a postcard campaign to prominent retailers, particularly Zale, Tiffany, and Wal-Mart. The day before Valentine's Day, Amnesty International sponsored a third "conflict diamond" demonstration outside a Chicago-area Tiffany's. And Christian humanitarian organization World Vision placed conflict diamond-related classified ads in The New York Times on Valentine's Day. A press release prior to the press conference stoked industry fears by mentioning the "unveiling of an ad campaign" on conflict diamonds. However, no such campaign was mentioned at the World Vision-sponsored press conferen