Moto gp racing The stars of AMA Pro Flat Track take to the banked clay oval at Hagerstown Speedway and try to lay down fast laps and get their motorcycles up to speed during .\rbr\rbrThe best flat track motorcycle racers in the world take to the banked clay track at Hagerstown Speedway and try to lay down some fast laps and get their .\rbr\rbr\rbr\rbrThe best flat track motorcycle racers in the world get their first laps on the banked clay oval at Hagerstown Speedway in preparation for the 2015 Hagerstown .