FBI / SCIENCE SOURCE / SCIENCE PHOTO LIBRARY FBI / SCIENCE SOURCE / SCIENCE PHOTO LIBRARY
A chemical called Luminol makes blood stains glow during an Evidence Response Team training exercise in 2013. Luminol is used by forensic investigators to detect trace amounts of blood at crime scenes. The Evidence Response Team Unit (ERTU) provides traditional and hazardous evidence collection capabilities to FBI field Evidence Response Teams (ERTs), Hazardous Evidence Response Teams (HERTs), Hazardous Evidence Response Components (HERCs), Underwater Search and Evidence Response Teams (USERTs), and law enforcement partners by offering forensic training, resources, and expertise in support of the FBI's investigative priorities. These highly trained and equipped teams operate at an exceptional level of competence to ensure evidence is collected in such a manner that it can be introduced in courts throughout the US and the world. The ERTU is composed of supervisory special agents, forensic canine consultants, forensic operations specialists, logistics management specialists, and.
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