suspected drunk driver who has a toddler onboard. it's the pickup truck with the flashing lights. the high-speed chase exceeds 100 miles an hour at times. finally, the fleeing suspect stops. an officer's dash cam rolls as the sheriff's deputy approaches the car. the driver comes out, hands up. the deputy throws him to the ground, steps on his back, then kicks him. he looks in the truck, where police say a 3-year-old is sitting without a child seat. the deputy turns around and kicks the man in the groin and then steps on him again. the deputy resigns after an internal investigation. in south carolina, a collection of shocking and disturbing dashboard videos leads federal authorities to investigate alleged misconduct and civil rights violations by the state's highway patrol. a man is on the run after fleeing his car during a traffic stop. >> driving down homer street. >> the trooper is in hot