Michael Cahill, president of Siemens Rail Systems division in the U.S. stands in the doorway of a new locomotive at the unveiling of Siemens next-generation locomotives at the Siemens rail facility on... more 
Michael Cahill, president of Siemens Rail Systems division in the U.S. stands in the doorway of a new locomotive at the unveiling of Siemens next-generation locomotives at the Siemens rail facility on Monday May 13, 2013 in Sacramento, CA. (John Decker/AP Images for Siemens USA) less 
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Associated Press
Mon, May 13, 2013 5:13 PM EDT