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While “ people of color have been making considerable contributions to the sport of auto racing as far back as the early 1900s ” the sport still suffers from several economic and psychological barriers to integration In an attempt to address this diversity issues , NASCAR initiated a program in 2004 called Drive for Diversity in order to attract minority fans , drivers and crew members to the sport .
 NASCAR
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 NASCAR