Diebenkorn "D.B." Russell is the former night shift supervisor at the Las Vegas Crime Lab. He was brought in by Conrad Ecklie in order to straighten the team out. In 2015, he was hired by Avery Ryan of the FBI Cyber Crime Division as the Director of Next Generation Cyber Forensics, leaving the Las Vegas Crime Lab in the hands of Sara Sidle who left it to Catherine Willows after deciding to leave with Gil Grissom after hearing how he felt about her. At some point he also got divorced from Barbara Russell. He retired from the Bureau in 2016 after being shot in the line of duty.