Transcript for Woman Charged With Murder in US Sailor's Traffic Death
We'll begin now with appears to be deadly case of road rage. A woman charged with running over a Navy officer. Reporter: The woman accused of killing a sailor in a fit of road rage this morning is behind bars. The court will be setting bail at a million dollars. Reporter: That's Darla Jackson sobbing in a courtroom. Pleading not guilty in the death of the Navy petty officer Zachary bob. Reporter: The moments just before last week's deadly crash. Investigators say Jackson this the black car and bob on the motorcycle were in rush-hour on this freeway when they began arguing about something. Police said Jackson chased after bob, rammed his bike. And then ran over him. It went from a simple traffic violation to, you know, to a murder. Reporter: Jackson's attorney says the video doesn't tell the whole story. He kicked her car, she chased after him and they collided at the end when they ran into traffic. Reporter: Now records revealing Jackson's checkered past. Once suspended for lack of knowledge or skill. Two ex-boyfriends filing restraining orders against her. You don't know who that person in the other car is. Reporter: Buob's friends packing that courthouse, too, hoping to send a message. For "Good morning America," Cecilia vegetable ga, ABC news, Las Vegas.
This transcript has been automatically generated and may not be 100% accurate.