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for a late update , live from the campaign trail we ' re joined by nbc news correspondent campbell brown ho who ' s traveling with the bush effort .
 nbc news, the bush effort, we, nbc news correspondent, nbc news correspondent campbell brown ho who ' s traveling with the bush effort, ho, who, bush
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: geographical social political, organization, person, location, facility, vehicle, weapon 
Text: {0} 
Answer:
 nbc news, the bush effort, we, nbc news correspondent, nbc news correspondent campbell brown ho who ' s traveling with the bush effort, ho, who, bush