California Highway Patrol officers had been seeking the driver of a big-rig who evidently struck and killed a motorcyclist on the 60 Freeway in Un Monte and failed to stop, authorities said.
The crash occurred about six: 35 g. m. in the eastbound lanes close to Peck Road. Lane remained closed, causing heavy traffic. Lane were reopened about 10 p. m.
It had been not clear whether the driver from the big-rig knew he or she was involved in a collision.
Extra details were not instantly available.
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