A group of criminology student sleuths helped police in Arlington, Texas, make an arrest in a 34-year-old cold case murder investigation.

Chief Al Jones said detectives solved the 1991 murder of Cynthia Gonzalez with the help of criminology students at the University of Texas at Arlington.

Stream Los Angeles News for free, 24/7, wherever you are. WATCH HERE

“When we launched our partnership with UTA, we always hoped that we could get a moment like this,” Jones told reporters.

Gonzalez was reported missing on Sept. 17, 1991. The 25-year-old young mother, who police said worked as an "adult entertainer," had left to meet a client for work the night before and was never seen alive again.

Her ex-husband reported her missing, and her car was found abandoned hours later in the 900 block

See Full Page