Transcript for Deadly security incident at Air Force base under investigation

coming in right now involving a troubling security breach as a U.S. Air force base. A driver breaching the main gate at Travis air force base, then crashing. The SUV explodiexploding. Here's ABC's Marci Gonzalez. Reporter: Tonight, authorities investigating this deadly incident in California. The driver reportedly going through the base's main gate before crashing last night. Officials on the scene say the vehicle exploded upon impact. The driver died in the crash. These videos posted online. Federal officials are combing through them as part of the investigation. There were no additional injuries or fatalities. The entrance, closed in the direct aftermath. People urged to stay away. It has now been reopened. Tonight, the military only saying the person in the vehicle was a civilian and they have to let the investigation take its course. And David, officials are saying, no shots were fired in this incident. The air force and FBI are working together in this joint investigation. David? Marci Gonzalez live in California, thank you.

This transcript has been automatically generated and may not be 100% accurate.