Chatsworth

September 8, 2015, 8am PDT
After a February Metrolink commuter train crash in Oxnard, Calif., train officials hailed the new Korean rail cars as having performed well. Now they have expressed second thoughts, and are replacing the front cab cars with BNSF locomotives.
Los Angeles Times
February 26, 2015, 11am PST
While all four passenger cars derailed in Tuesday morning's crash with a pickup truck, three on their sides, experts indicate that the new cars likely prevented far greater damage. Also covered is the locomotive push-pull issue and grade separations.
Los Angeles Times
February 14, 2012, 10am PST
A cutting-edge railroad collision avoidance system is being installed in Los Angeles. Dan Weikel and Richard Simon examine the system, and the reasons why the federal government is backing down from requirements to install the system nationwide.
Los Angeles Times