NEW : Argentine government wants him to use influence to help deal with the War . Robert Mugabe is among many leaders to be on hand for Francis ' inauguration . The pope , who wants to deliver his homily in Italian , is n't expected to stay within a script . Thousands of Catholics packed St. Peter 's Square on Sunday to hear his first words .
NEW : Argentine president wants pope to use influence to help deal with Falklands dispute . Robert Mugabe is among many leaders to be on hand for Francis ' inauguration . The pope , who plans to deliver his homily in Italian , is n't expected to stay within a script . Thousands of Catholics packed St. Peter 's Square on Sunday to hear his first Angelus .