Claim: List of motocross riders include United States Brian Lackey, United Kingdom Arthur Lampkin, and United States Peter Lamppu.
Evidence: United_States Brad Lackey United_Kingdom Arthur Lampkin United_States Peter Lamppu United_States Steve Lamson South_Africa Grant Langston United_States Danny LaPorte United_States Mike LaRocco United_States Jason Lawrence United_States Ron Lechien United_States Troy Lee United_States Billy Liles Sweden Ove Lundell Sweden Sten Lundin United_States Ezra Lusk United_States Jeremy Lusk 
United_States Brad Lackey