People march down 15th Street NW after passing by The White House to protest the Keystone Pipeline, in Washington, D.C., Sunday, Nov. 18, 2012. (Rod Lamkey Jr./The Washington Times)

Photo by: ROD LAMKEY JR

People march down 15th Street NW after passing by The White House to protest the Keystone Pipeline, in Washington, D.C., Sunday, Nov. 18, 2012. (Rod Lamkey Jr./The Washington Times)