U.S. President Obama walks among oil pipes before delivering remarks on energy independence at Stillwater Pipe Yard in Cushing

 
U.S. President Obama walks among oil pipes before delivering remarks on energy independence at Stillwater Pipe Yard in Cushing
U.S. President Barack Obama walks among oil pipes before delivering remarks on energy independence at Stillwater Pipe Yard in Cushing, Oklahoma, March 22, 2012. REUTERS/Jason Reed