2000: On January 22, Button entered a whoop section of the track at the San Diego round of the 250 cc Supercross Series on his Yamaha YZ426 when he dropped the front wheel and went over the handle bars. The crash broke his neck and caused temporary paralysis.
2000: On January 22, Button crashed through a whoop section of the track at the San Diego round of the 250 cc Supercross Series on his Yamaha YZ426 when he lost control and fell over the handlebars. The accident left him with a broken neck and temporary paralysis.