[lemma=investigator] [tag=VBP] [□=□] □
[lemma=investigator] [tag=VBP] [word=□] □
[lemma=investigator] [tag=VBP] [lemma=□] □
Washington , 6/6/00 ) reported that US military investigators have found a formerly secret US Air Force document stating that US planes , responding to a request by the US Army , strafed columns of civilian refugees approaching US lines during the early days of the Korean War . In the past investigators have found some individuals are unaware of the counterfeit nature of the products they are selling . In addition , investigators have found no association between cachexia and tumor size , type , or extent .