Pope Calls on Leaders to Protect People, Environment

Pope Francis called on leaders in all fields to protect people and the environment, and to shun hatred, envy and pride - as he formally began his ministry in front of more than 100,000 people in St. Peter's Square at the Vatican. Leaders from around the world attended, and millions watched and listened on television, radio and the Internet, six days after his surprise election. VOA's Al Pessin reports from Vatican City.