80935
He won the AAU title four years in a row ( 1966 – 1969 ) and again in 1972 and added the NCAA 400 m title in 1968 .
 AAU, NCAA
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 AAU, NCAA