The youngest son of famous daredevil Evel Knievel was arrested on DUI charges Tuesday night after rear-ending a vehicle while driving at a high rate of speed. Robbie Knievel allegedly fled the scene but was located shortly standing outside of his car. Knievel refused to take a breathalyzer leading to a search warrant to have a blood samples taken. Knievel is being cited for felony DUI, his second potential DUI charge after pleading guilty to DUI in 2013.