One person was struck and killed by an Altamont Corridor Express train near California's Great America in Santa Clara Friday evening, a spokesperson for the commuter train service told NBC Bay Area.
ACE said that the person was trespassing when they were hit by the train.
The incident has stopped service for ACE Train 10 until further notice. ACE is a commuter rail service connecting San Jose and the southern East Bay with Stockton and San Joaquin County.
No other details have been released at this time.
This story is developing. Check back for updates.
Bay City News contributed to the report.