LONDON, ENGLAND - MAY 01: British Prime Minister David Cameron (R) greets the President of the United Arab Emirates Sheikh Khalifa bin Zayed al-Nahayan in 10 Downing Street on May 1, 2013 in London, ... more 
LONDON, ENGLAND - MAY 01: British Prime Minister David Cameron (R) greets the President of the United Arab Emirates Sheikh Khalifa bin Zayed al-Nahayan in 10 Downing Street on May 1, 2013 in London, England. The President of the United Arab Emirates is paying a two-day State visit to the United Kingdom, staying in Windsor Castle as the guest of Her Majesty The Queen from April 30, 2013 to May 1, 2013. (Photo by Andrew Winning/WPA Pool/Getty Images) less 
1 / 31
Getty Images | Photo By WPA Pool / Getty Images
Wed, May 1, 2013 11:42 AM EDT