LONDON, ENGLAND - MARCH 31: Mayor of London Boris Johnson (L) leaves City Hall with former Governor of California Arnold Schwarzenegger to ride London Cycle Hire bikes on March 31, 2011 in London, ... more 
LONDON, ENGLAND - MARCH 31: Mayor of London Boris Johnson (L) leaves City Hall with former Governor of California Arnold Schwarzenegger to ride London Cycle Hire bikes on March 31, 2011 in London, England. Mr Johnson has today met with Mr Schwarzenegger to exchange ideas on how to encourage low and zero emission technologies. (Photo by Oli Scarff/Getty Images) less 
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Getty Images | Photo By Oli Scarff / Getty Images
Thu, Mar 31, 2011 8:42 AM EDT