Jewels Lewis poses as the first customer to purchase the new Apple iPad 2 at Apple Store, Regent Street on March 25, 2011 in London, England. The latest iPad went on sale in the UK at 5:00pm.
An iCub robot built by the Italian Institute of Technology tracks a ball in the Robotville exhibition at the Science Museum on November 29, 2011 in London, England. The Science Museum's Robotville exhibition showcases 20 unique and cutting-edge robots from European research laboratories, it is free to enter and runs from December 1–4, 2011. (Photo by Oli Scarff/Getty Images)
Newly commissioned 2nd lieutenants throw their caps in the air as a team of F-16 Air Force Thunderbirds fly over the 2011 graduating class of the U.S. Air Force Academy on May 25, 2011 in Colorado Springs, Colorado. A total of 1,021 graduates received their diplomas in front of their families and dignitaries at the Academy's Falcon Stadium. (Photo by John Moore/Getty Images)
Families and relatives of the dead cry as they identify their family members at a temporary burial ground March 25, 2011 in Higashi Matsushima , Japan. (Photo by Paula Bronstein /Getty Images)
Vitali Klitschko and some Fans attends on the red carpet of the “Klitschko” Premiere on June 14, 2011 at Lichtburg in Essen, Germany. (Photo by Mathis Wienand/Getty Images)
Indians pause to pray after lighting candles as they and other Christians gather to celebrate Christmas at the Sacred Heart Cathedral on Christmas Day, December 25, 2011 in New Delhi, India. (Photo by Daniel Berehulak /Getty Images)
PORTLAND, OR - NOVEMBER 17: A protestors carries an 'Occupy' sign during a march though downtown Portland November 17, 2011. The Occupy Portland movement joined the nationwide N17 protests today, targeting downtown banks. (Photo by Natalie Behring/Getty Images)