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` ` We ' re all waking up , honestly , to the tragedy and the pain of it and the shock of it , ' ' Democratic vice presidential candidate Joseph Lieberman said Tuesday morning on CNN .
 Democratic, We, Democratic vice presidential candidate, Democratic vice presidential candidate Joseph Lieberman, vice presidential
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:
 Democratic, We, Democratic vice presidential candidate, Democratic vice presidential candidate Joseph Lieberman, vice presidential