Lorenzo Walters, Joint Theater Forensic Analysis Center evidence custodian, explains chain of custody procedures to Tanzanian Defense Force service members at Camp Lemonnier, Djibouti, June 23, 2015. TDF military members visited the forensic lab to gain a better understanding of what Tanzania requires for the development of forensic capabilities. (U.S. Air Force photo by Staff Sgt. Maria Bowman)

A Joint Theater Forensic Analysis Center certified latent print examiner, instructs Tanzanian Defense Force service members on how to dust for fingerprints using black powder at Camp Lemonnier, Djibouti, June 23, 2015. The JTFAC offers training to U.S. and partner nation forces on cellular phone exploitation, unknown substance identification and fingerprint and latent printing. (U.S. Air Force photo by Staff Sgt. Maria Bowman)

Tanzanian Defense Force Capt. Salum Almasi Mabakila, Joint Theater Forensic Analysis Center forensics briefing attendee learns how to dust for fingerprints at Camp Lemonnier, Djibouti, June 23, 2015. The TDF military personnel attended the class in order to expand their investigative capabilities. (U.S. Air Force photo by Staff Sgt. Maria Bowman)

Tanzanian Defense Force service members attend Joint Theater Forensic Analysis Center training at Camp Lemonnier, Djibouti, June 23, 2015. The TDF military personnel learned about how to examine an item for fingerprints using black powder. (U.S. Air Force photo by Staff Sgt. Maria Bowman)

U.S. Army Sgt. Brian Burgess, Joint Theater Forensic Analysis Center case processor, teaches Tanzanian Defense Force Capt. Joram Kinyunyi Chacha how to identify an unknown substance by using a handheld chemical identifier during a class at Camp Lemonnier, Djibouti, June 23, 2015. Militaries use the machine to quickly identify explosives, industrial chemicals, chemical weapons, narcotics and more. (U.S. Air Force photo by Staff Sgt. Maria Bowman)

A Tanzanian Defense Force service member learns how to set up samples of unknown substances for the Gas Chromatography Mass Spectrometry machine during a forensic class at Camp Lemonnier, Djibouti, June 23, 2015. The JTFAC team uses GC/MS to identify different substances within a test sample. It can be used to aid with drug detection, fire investigation, explosives investigation, and identification of unknown samples. (U.S. Air Force photo by Staff Sgt. Maria Bowman)

U.S. Army Staff Sgt. Walter Duncan (left), Joint Theater Forensic Analysis Center case manager, demonstrates how to set up samples for the Gas Chromatography Mass Spectrometry to Tanzania Defense Force Col. Abulrasul Ali Fupi, during a forensics briefing at Camp Lemonnier, Djibouti, June 23, 2015. The JTFAC team uses GC/MS to identify different substances within a test sample. It can be used to aid with drug detection, fire investigation, explosives investigation, and identification of unknown samples. (U.S. Air Force photo by Staff Sgt. Maria Bowman)