148883
Kasey Carlson ( born November 26 , 1991 ) is an American swimmer from Walnut Creek , California .
 Kasey Carlson, American, Walnut Creek , California
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Kasey Carlson, American, Walnut Creek , California