U.S. Special Agent Chad Hutchins demonstrates how he dusts for fingerprints on a can during a liaison exchange, March 3, 2015, at the Criminal Evidence and Information Department, Ar-Rayyan, Qatar. During the liaison exchange, members from Air Force Office of Special Investigations Detachment 241 and their Qatari counterparts shared different forensic methods they use when investigating a crime scene. Hutchins is a Forensics Science Consultant from the Federal Law Enforcement Training Center in Brunswick, Ga. (U.S. Air Force photo/Senior Airman Kia Atkins)