This document pertains to the Guantanamo Inspection Special Inquiry. This document reports that an agent from FBI Denver did a TDY at Guantanamo from May 12, 2003 to June 26, 2003. During that time he observed two (2) other "unknown individuals from an unknown other government agency" who conducted interviews that were not consistent with FBI interview policies & guidelines. The agent reported observing these unknown individuals playing loud rap music during an interrogation, blowing cigar smoke into a detainee's face during an interrogation, and laughing at a detainee.