A California teen who livestreamed a car crash on Instagram that killed her younger sister has pleaded not guilty to charges of vehicular manslaughter and drunken driving.

Obdulia Sanchez of Stockton, who is 18, appeared Wednesday via remote camera in Merced County Superior Court.day charged 18-year-old Obdulia Sanchez of Stockton with vehicular manslaughter and drunken driving.

She was dressed in yellow inmate garb and answered a "little bit" when the judge asked if she understood the charges against her.

Authorities say Sanchez livestreamed herself driving and then losing control of a car that rolled over Friday northwest of Fresno.

The district attorney's office said after the brief hearing that Sanchez had a blood alcohol content of 0.10. The legal limit in California is 0.08