Leading the efforts against him in the Senate are three key Republicans on the Armed Services Committee with their own military credentials : the chairman and a former secretary of the Navy , Senator John W. Warner of Virginia ; Senator John McCain of Arizona , a prisoner of war in Vietnam ; and Senator Lindsey Graham of South Carolina , a military judge .
John McCain /people/person/place_lived Arizona
Virginia /location/location/contains Navy
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John McCain
PERSON
Arizona
LOCATION
/people/person/place_lived
Virginia
LOCATION
Navy
ORGANIZATION
/location/location/contains