A San Diego woman faces murder charges after she struck and killed Chief Petty Officer Zachary Buob on his motorcycle and then ran over him.
Darla Renee Jackson, 26, struck Zachary from behind on his motorcycle and pushed him 300 feet before running him over.
Darla Renee Jackson had threatened to run over a previous boyfriend. She had two restraining orders against her.
Jackson pleaded not guilty in court on Tuesday.