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The U.S. defense officials said military flights to enforce no-fly zones in both northern and southern Iraq doubled over the weekend .
 location: U.S.; location: Iraq
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, else, organization, person 
Text: {0} 
Answer:
 location: U.S.; location: Iraq