USA World 50 at Paducah International Speedway this Friday, August 23! By Adam Mackey|2017-01-09T09:33:49-06:00August 21st, 2013|Uncategorized|Comments Off on USA World 50 at Paducah International Speedway this Friday, August 23! Share This Story, Choose Your Platform! FacebookXRedditLinkedInTumblrPinterestVkEmail