FILE - In this June 28, 2011 file photo, Pope Benedict XVI touches a touchpad to send a tweet for the launch of the Vatican news information portal "www.news.va", at the Vatican. The Vatican said Monday, Dec. 3, 2012, that Pope Benedict XVI will start tweeting in six languages from his own personal handle (at)Pontifex, on Dec. 12. The pontiff will be using a question and answer format in his first Tweet, focusing on answering questions about faith — in 140 characters. (AP Photo/Osservatore Romano, File) EDITORIAL USE ONLY

FILE - In this June 28, 2011 file photo, Pope Benedict XVI touches a touchpad to send a tweet for the launch of the Vatican news information portal "www.news.va", at the Vatican. The Vatican said Monday, Dec. 3, 2012, that Pope Benedict XVI will start tweeting in six languages from his own personal handle (at)Pontifex, on Dec. 12. The pontiff will be using a question and answer format in his first Tweet, focusing on answering questions about faith — in 140 characters. (AP Photo/Osservatore Romano, File) EDITORIAL USE ONLY

Vatican spokesman Father Federico Lombardi, left, and Vatican communications adviser Greg Burke present Pope Benedict XVI's Twitter web page, top right, to journalists at the Vatican press hall, Monday, Dec. 3, 2012. Pope Benedict XVI will start tweeting in six languages from his own personal handle (at)Pontifex on Dec. 12. The Vatican said Monday the pope will be using a question and answer format in his first Tweet, focusing on answering questions about faith — in 140 characters. (AP Photo/Gregorio Borgia)

Pope Benedict XVI Twitter webpage is displayed on a screen on the occasion of its official presentation at the Vatican press hall, Monday, Dec. 3, 2012. Pope Benedict XVI will start tweeting in six languages from his own personal handle (at)Pontifex on Dec. 12. The Vatican said Monday the pope will be using a question and answer format in his first Tweet, focusing on answering questions about faith — in 140 characters. (AP Photo/Gregorio Borgia)

The Pope Benedict XVI Twitter webpage is displayed on a screen on the occasion of its official presentation at the Vatican press hall, Monday, Dec. 3, 2012. Pope Benedict XVI will join the tweeting masses on Dec. 12 using his own personal handle @Pontifex, responding live to questions about faith during his weekly general audience, the Vatican said Monday. Questions can be submitted to #askpontifex, and the pope will likely respond to three to five of them, the Vatican’s communications adviser Greg Burke told a news conference. (AP Photo/Gregorio Borgia)