House Energy and Power Subcommittee member Markey (D-MA) speaks during the committee's second hearing on the Keystone XL Pipeline on Capitol Hill in Washington

 
House Energy and Power Subcommittee member Markey (D-MA) speaks during the committee
House Energy and Power Subcommittee member Ed Markey (D-MA) speaks during the committee's second hearing on the Keystone XL Pipeline on Capitol Hill in Washington February 3, 2012. REUTERS/Kevin Lamarque