Black drivers are up to four times more likely to be stopped at a traffic stop than white drivers in the United States.
Thousands of them are victims of discrimination and excessive force by the police.
Many have lost their lives at the hands of officials.
Sara Sidner reveals what is behind this problem and what is being done in several US cities to protect drivers.
CNN Docufilms with María Celeste Arrarás presents "Traffic Controls: Dangerous Encounters".
This Sunday at 9 pm Miami time.