The annual Bike Ride for Sam is held in memory and honor of Samuel Brown Greathouse (b. Aug. 7, 2005 d. Sept. 17, 2007) and raises funds for Histiocytosis Association of America and UNC Children's Hospital, Division of Pediatrics Hematology/Oncology. Samuel passed away from LCH, a rare blood disease with no known cause or cure. For more information go to: http://www.facebook.com/pages/Bike-Ride-for-Sam/152964769343