A train conductor stands by as a train waits to leave to Chicago at the Amtrak station in Dearborn, Mich., Monday, May 9, 2011. Norfolk Southern Corp. said it's restricting the speed that Amtrak ... more 
A train conductor stands by as a train waits to leave to Chicago at the Amtrak station in Dearborn, Mich., Monday, May 9, 2011. Norfolk Southern Corp. said it's restricting the speed that Amtrak trains can run on tracks the railroad company owns across southern Michigan even as the line is prepared for high-speed passenger rail. (AP Photo/The Detroit News, David Coates) less 
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Associated Press | Photo By The Detroit News, David Coates
Tue, Jun 14, 2011 6:30 PM EDT