(ONTARIO, Calif.) — The driver of a semi-truck that slammed into multiple vehicles, killing three people, on a California highway was allegedly under the influence of drugs, authorities said.

The driver — identified by authorities as 21-year-old Jashanpreet Singh — was booked for vehicular manslaughter and driving under the influence of drugs in connection with Tuesday’s chain-reaction crash on Interstate 10 in Ontario, according to the California Highway Patrol.

He is in the United States illegally and an immigration detainer has also been placed on him, according to the Department of Homeland Security.

Authorities said Singh was driving a Freightliner semi-truck and failed to stop in time when traffic in his lane had slowed or stopped Tuesday afternoon. Three people were killed and at

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