(L-R) Michael Cahill, president of Siemens Rail Systems division in the U.S. and Joseph Boardman, president and CEO of Amtrak chat following the unveiling of Siemens next-generation locomotives at the... more 
(L-R) Michael Cahill, president of Siemens Rail Systems division in the U.S. and Joseph Boardman, president and CEO of Amtrak chat following 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