Crews work to reopen a main railroad after a freight train derailment Thursday, July 28, 2011, in Littlerock, Calif. A long freight train derailed Wednesday in the high desert of northern Los Angeles ... more 
Crews work to reopen a main railroad after a freight train derailment Thursday, July 28, 2011, in Littlerock, Calif. A long freight train derailed Wednesday in the high desert of northern Los Angeles County. Cars toppled and forced the evacuation of 250 homes while firefighters looked for for possible chemical leaks. No one was injured. (AP Photo/Damian Dovarganes) less 
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Associated Press | Photo By Damian Dovarganes
Thu, Jul 28, 2011 2:41 PM EDT