I go that if the United States regains its sense of who it is and our values and our ideals , that we will continue to set the tone for a more peaceful and prosperous world . '' Obama says he thinks U.S. support has been lost . Candidate downplays fact that he is already the Democratic nominee . Obama says it 's too early to discuss potential running mates . Obama camp says she 's ` ` ' hard '' to be nominee , not running mate .
Obama says he thinks U.S. support has been lost . Candidate downplays fact that he is already the Democratic nominee . Obama says it 's too early to discuss potential running mates . Obama camp says she 's ` ` ' hard '' to be nominee , not running mate .