The Tesla Cybertruck explosion and fire at the entrance of the Trump Hotel in Las Vegas Wednesday morning is being investigated as a possible terrorist act, according to a law enforcement official who has been briefed on the investigation.

A Tesla Cybertruck pulled up to the glass entrance doors of Trump International Hotel Las Vegas on New Year's Day, began emitting smoke and then exploded, according to authorities.

Investigators are still trying to determine the motive of the driver, who was killed in the apparently intentional blast.