CORONA, Calif. --
Investigators are determining whether alcohol played a role in a horrific crash on the 91 Freeway that killed four young men. There was only minimal wreckage of the 1990 Honda after it crashed into a tree, just off the 91 Freeway in Corona early Friday morning.
Click here for a slideshow of Friday's treacherous morning commute
The CHP says it was going around 100 miles an hour.
The driver and three passengers in the car died instantly.
They were between 18 and 23 years old. They may have been returning from a night club in Anaheim.
The coroner is looking into whether alcohol or drugs played a part in the accident.
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