The developer behind the Keystone XL pipeline officially canceled the project yesterday. On April 22, 2014, Members of the Cowboy Indian Alliance, including Native Americans, farmers and ranchers from across the United States, ride horseback down Independence Avenue as part of a demonstration against the proposed Keystone XL pipeline in Washington, DC. (Photo by Chip Somodevilla/Getty Images)
The developer behind the Keystone XL pipeline officially canceled the project yesterday. On April 22, 2014, Members of the Cowboy Indian Alliance, including Native Americans, farmers and ranchers from across the United States, ride horseback down Independence Avenue as part of a demonstration against the proposed Keystone XL pipeline in Washington, DC. (Photo by Chip Somodevilla/Getty Images)