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Live video : Hospital officials hold news conference on conditions of injured circus performers - @ NBCNews https://t.co/xmQTKlbh2F
 organization: NBCNews
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: NBCNews 
Answer:
 organization: NBCNews