Pope Benedict XVI arrives for his weekly general audience at the Paul VI Hall at the Vatican, Wednesday Feb. 13, 2013. Pope Benedict XVI is telling the faithful in his first public appearance since announcing his resignation that he stepping down for "the good of the church." Benedict received a lengthy standing ovation when he entered the packed audience hall Wednesday. He was interrupted by applause by the throngs of people, many of whom had tears in their eyes. At the start of his audience, he repeated in Italian what he had told cardinals Monday in Latin: that he simply didn't have the strength to continue. He said "I did this in full liberty for the good of the church." (AP Photo/Alessandra Tarantino)

South Korean protesters burn an effigy of North Korean leader Kim Jong Un, a North Korean flag and a mock North Korean missile during an anti-North Korea rally to denounce North Korea's nuclear test in Seoul, South Korea, Wednesday, Feb. 13, 2013. A day after North Korea defied U.N. warnings with a nuclear test, Pyongyang's neighbors turned Wednesday to the business of bolstering their military preparations and sending out scientists to determine whether the detonation was as successful as the North claimed. (AP Photo/Ahn Young-joon)

Spanish footwear designer Manolo Blahnik, unveils the windows display designed by him for London Fashion Week at The Mayfair Hotel, London, the official hotel to London Fashion Week. Wednesday February 13, 2013. (Stefan Rousseau/PA Wire)

Olympic gymnast Louis Smith receives his Member of the British Empire (MBE) medal from Queen Elizabeth II during an Investiture ceremony at Buckingham Palace. PRESS ASSOCIATION Photo. Picture date: Wednesday February 13, 2013. See PA story ROYAL Investiture. Photo credit should read: Dominic Lipinski/PA Wire

President Barack Obama gives his State of the Union address during a joint session of Congress on Capitol Hill in Washington, Tuesday Feb. 12, 2013. (AP Photo/Charles Dharapak, Pool)

Handout photo of Blackpool Tower after it was lit up last night to help celebrate St Valentine's Day. PRESS ASSOCIATION Photo. Issue date: Wednesday February 13, 2013. Photo credit should read: Jason Lock/PA Wire NOTE TO EDITORS: This handout photo may only be used in for editorial reporting purposes for the contemporaneous illustration of events, things or the people in the image or facts mentioned in the caption. Reuse of the picture may require further permission from the copyright holder.

A member of the public sits next to a Madame Tussauds' wax work figure of actor George Clooney in London's Carnaby Street today as people were invited to sit next to the Hollywood star to help celebrate St Valentine's Day. PRESS ASSOCIATION Wednesday February 13 2013. Photo credit should read: Stefan Rousseau/PA Wire

Prasit Rangsitwong, left, and Varutton Rangsitwong run away from a giant flower ball as a part of an adventure-themed wedding ceremony in Prachinburi province, Thailand, Wednesday, Feb. 13, 2013, on the eve of Valentine's Day. (AP Photo/Wason Wanichakorn)

A man takes a picture of his daughter posing at a sculpture on display for Valentine's Day at a shopping mall in Beijing Wednesday, Feb. 13, 2013. (AP Photo/Andy Wong)

Hugh Robertson and daughters Rachel and Isla walk past the the ski lift where an accident occurred further up the hill at the Lecht ski centre near Tomintoul. PRESS ASSOCIATION Photo. Picture date: Wednesday February 13, 2013. See PA story ACCIDENT Chairlift. Photo credit should read: Andrew Milligan /PA Wire

Keeper Lisa Watkins gives Henry the giraffe a bunch of roses as a Valentine's treat at West Midlands Safari Park, Bewdley. PRESS ASSOCIATION Photo. Picture date: Wednesday February 13, 2013. Photo credit should read: Joe Giddens/PA Wire