Seth Enslow set by Doug Danger. He started practicing by jumping ramp jumps over kegs of beer, cars, motorcycle and other big objects at different events. In 1999, he broke Robbie Knievel's (son of Evel Knievel) record for most motorcycle jumps. However, Enslow's triple clamps broke, which disconnected his front end from the frame, resulting in Enslow diving head first into the asphalt. But Enslow was soon on his feet and even signing autographs before leaving the venue. In 1999, Enslow made his first attempt to break the overall record at fellow motocross rider Mike Cinqmars' property with a ramp designed by
Mile run world record progression Decker ran 4:17.55 in Houston on 16 February 1980, and Natalya Artyomova (Soviet Union) ran 4:15.8 in Leningrad on 6 August 1984, but neither time was ratified by the IAAF. Mile run world record progression The world record in the mile run is the best mark set by a male or female runner in the middle-distance track and field event. The IAAF is the official body which oversees the records. Hicham El Guerrouj is the current men's record holder with his time of 3:43.13, while Svetlana Masterkova has the women's record of 4:12.56. Since 1976, the mile has been the