A nun waves her handkerchief as she waits for Pope Benedict XVI to address pilgrims, for the last time as head of the Catholic Church, from the window of Castel Gandolfo where he will start his retirement today on February 28, 2013 in Rome, Italy. Pope Benedict XVI has been the leader of the Catholic Church for eight years and is the first Pope to retire since 1415. He will stay at the Papal Summer residence of Castel Gandolfo until renovations are complete at a monastery in the grounds of the Vatican and will be known as Roman Pope Emeritus.
Alternate crop of #162841985
Credit: Christopher Furlong
People gather on the site of bomb blast in Karachi on March 3, 2013. A bomb attack in Pakistan's largest city Karachi on Sunday killed at least 23 people, including women and children, and wounded 50 others, police said. AFP PHOTO/ASIF HASSAN
Credit: ASIF HASSAN
People and Pakistani rescuers work on the site of the bomb blast in Karachi on March 3, 2013. A bomb attack in Pakistan's largest city Karachi on Sunday killed at least 23 people, including women and children, and wounded 50 others, police said. AFP PHOTO/Rizwan TABASSUM
Credit: RIZWAN TABASSUM
Derailed Komachi 25, Akita Shinkansen bullet train is seen in the snow on March 2, 2013 in Omagari, Akita, Japan. Passengers were stuck for six hours in the coaches. Eight people died in the accidents related to the heavy snow over the weekend.
Credit: The Asahi Shimbun
Darci Lund carries an AR-15 at a gun rights rally and march at the Utah State Capitol on March 2, 2013 in Salt Lake City, Utah. The rally attracted several hundred people for the march to the Utah Capitol in favor of 2nd Amendment rights as gun control supporters call for more limits and bans on assault weapons.
Credit: George Frey
Myanmar drug lord Naw Kham is taken to be executed by lethal injection on March 1, 2013 in Kunming, China. China executed Naw Kham (44) and three of his accomplices, all of whom were convicted of murdering thirteen Chinese sailors on the Mekong River in Kunming, 2011.
Pedestrians walking on the street are reflected in patterned mirrored glass on the facade of a mall in the shopping district of Omotesando in Tokyo, Japan, on Friday, March 1, 2013. Japan’s consumer prices fell for the eighth time in nine months, highlighting the challenges facing the Bank of Japan in reaching a 2 percent inflation target. Photographer: Noriko Hayashi/Bloomberg via Getty Images