People carry signs against the backdrop of office buildings, during a march to protest the Keystone Pipeline, which began at Freedom Plaza, as it passes by The White House, in Washington, D.C., Sunday, Nov. 18, 2012. (Rod Lamkey Jr./The Washington Times)

Photo by: ROD LAMKEY JR

People carry signs against the backdrop of office buildings, during a march to protest the Keystone Pipeline, which began at Freedom Plaza, as it passes by The White House, in Washington, D.C., Sunday, Nov. 18, 2012. (Rod Lamkey Jr./The Washington Times)