Source: http://etnies.com/blog/2012/2/09/a-week-with-sergio-layos/
Source: http://www.superfreestylemotocross.com/blog/jay-marmont-wins-manjimup/
Source: http://www.superfreestylemotocross.com/blog/chad-reed-chases-3-from-3-in-2011-ama-motocross/
Source: http://www.metalmulisha.com/blog/2012/02/date-night-challenge/