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This programming note , tomorrow at noon Eastern I ' ll have a special interview with the nation ' s top military officer , the Chairman of the Joint Chiefs of Staff .
 the nation, military, the Joint Chiefs of Staff, I, the nation ' s top military officer, the Chairman of the Joint Chiefs of Staff
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 the nation, military, the Joint Chiefs of Staff, I, the nation ' s top military officer, the Chairman of the Joint Chiefs of Staff