Former Polish President Lech Walesa says he is "disappointed" with U.S. President Barack Obama's "lack of leadership" in world affairs. In an interview with RFE/RL in Warsaw ahead of the 25th anniversary of elections that marked the end of communist rule in Poland, the former leader of the Solidarity trade union says the United States has ceased to be the world's moral and political leader. (RFE/RL's Russian Service)