Howard-Yana Shapiro, Global Staff Officer of Mars Inc, during the annual Clinton Global Initiative (CGI) September 22, 2010 in New York . The sixth annual meeting of the CGI gathers prominent individuals in politics, business, science, academics, religion and entertainment to discuss global issues such as climate change and the reconstruction of Haiti. By Timothy A. Clary/AFP/Getty Images.
Colorado is now well into its first year as the first state to legalize recreational marijuana. How's it going? James Hamblin visits Aspen.