Oprah Winfrey on Tuesday devoted the first of two shows to the wake of Hurricane Katrina, saying: "I think ... this country owes these people an apology" – referring to the survivors for their treatment after the disaster struck and to those who were left to die as help failed to arrive. "This makes me so mad. This should not have happened," said a tearful Winfrey, who wore a gas mask inside New Orleans' now-vacated Superdome, where she was overcome by the stench. "Nothing I saw on television prepared me for what I experienced on the ground," she said on...