Defense contractor KBR Inc. tells workers to call in personal phones . A KBR employee , who asked to remain anonymous , said he was `` not aware of any security breaches involving the use of cell phones '' and that employees were not given any reason for the order . Source says order applies to KBR contractors in Iraq , Afghanistan , etc . Nature of security breach is not known ; KBR security matter is being investigated .
Defense contractor KBR Inc. tells workers to call in personal phones . Source says order applies to KBR contractors in Iraq , Afghanistan , etc . Nature of security breach is not known ; KBR security matter is being investigated .