A protestor wearing a mask raises his hands after presenting pieces of coal to executives during a hearing on coal energy in Washington, D.C., U.S., on Wednesday, April 14, 2010. A hearing of the House Select Committee on Energy Independence was disrupted today when protestors wearing masks began yelling as Peabody Energy Corp. Chief Executive Officer Gregory Boyce testified on the coal industry. Photographer: Andrew Harrer/Bloomberg via Getty Images