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However a college lecturer discouraged him , and Piller started out in television working as an Emmy Award - winning journalist for CBS News in New York , WBTV in Charlotte , North Carolina , and WBBM-TV in Chicago , Illinois .
 Piller, CBS News, Charlotte , North Carolina, Chicago , Illinois
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Piller, CBS News, Charlotte , North Carolina, Chicago , Illinois