US President George W. Bush tours the control room of the Calvert Cliffs Nuclear Power plant in Lusby, Maryland. U.S. President George W. Bush (L) tours the control room of the Calvert Cliffs Nuclear Power plant in Lusby, Maryland June 22. 2005. Standing beside him is President of Constellation Energy Mayo Shattuck (C) and Michael Wallace (R), president of Constellation Energy's Generation Group. REUTERS/Jason Reed