Subsequently, Penn was released from the UFC in early September following the incident. On February 7, 2020, Penn was involved in a single-car accident in his home town of Hilo, Hawaii. According to local media, Penn was allegedly speeding when he lost control of his pickup truck and his vehicle flipped in front of a Hilo shopping mall. Penn was the only occupant of the vehicle, and he was transported to a nearby hospital by ambulance. Penn was investigated by the Hilo Police Department for DUI and his blood was drawn at the scene, but no charges have been filed. On December 8, 2020, a paternity lawsuit was filed against Penn by the mother of his most recent child, Camila Amado. On January 23, 2021, Penn was arrested in Honokaa, Hawaii, and was charged with DUI. Penn was later released from jail hours after his arrest pending an investigation. Video footage recorded from a bystander shows a handcuffed, drunk, and belligerent Penn yelling expletives at the police and the man recording while being assisted into an unmarked police vehicle. Legacy and influence Since his debut in the Ultimate Fighting Championship, Penn emerged as one of the biggest stars in the history of the sport, headlining a total of eleven main-events (nine pay-per-view main-events) for the UFC during the course of his career (in addition to five for K-1). Penn was regarded as one of the most controversial and outspoken players in the history of mixed martial arts whose influence was considered instrumental in popularizing the UFC around the world in the 2000s and 2010s. His impact on the sport went beyond his UFC titles and dominant performances inside the octagon. A longtime advocate for drug testing in the sport, Penn was also the first to introduce an independent foundation in MMA to promote, coordinate and monitor the fight against performance-enhancing drugs in sports with the inclusion of Voluntary Anti-Doping Association (VADA) during his and his opponent's training camps. Recognized for his role in the resurgence of the lightweight division, Penn is considered to have been the division's most influential figure, turning the weight class around (in bouts with Sean Sherk, Kenny Florian, Diego Sanchez, Jens Pulver, and Joe Stevenson) to become one of the UFC's most popular, at a time when they had considered disbanding the division altogether and many publications had questioned whether lighter-weights could be successful. His nickname,