VATICAN CITY - Pope Benedict XVI celebrated his first Easter Sunday as pontiff, praying for peace Iraq, negotiated solutions to the world's nuclear disputes and dialogue between Israel and the Palestinians. Looking tired, Benedict led nearly 100,000 pilgrims, tourists and Romans in Mass in St. Peter's Square. His 79th birthday coincided with Easter, when Christians commemorate the resurrection of Jesus Christ after his crucifixion. "Today, even in this modern age marked by anxiety and uncertainty, we live the event of the resurrection, which changed the face of our life and changed the history of humanity," Benedict said in the traditional...