India, Oct. 24 -- An Indian semi-truck driver who killed three people in California while driving under the influence had entered the United States illegally, according to the Department of Homeland Security. 21-year-old Jashanpreet Singh was arrested following a deadly crash in Ontario, California on Tuesday that left three people dead and four injured.

Singh was allegedly high on drugs at the time of the crash, which occurred when his semi-truck slammed into slow-moving traffic on the 10 Freeway in Ontario.

The Department of Homeland Security told CBS News that Jashanpreet Singh is an Indian national who entered the US by crossing the US-Mexico border illegally in 2022.

On Tuesday, he was driving a Freightliner tractor-trailer when h...