'Unsolved with Steve Gregory' highlights major crime cases that may have gone cold, run out of solid leads or need just that 'one' piece of evidence or witness to surface. The program features law enforcement agencies from Southern California, including the Los Angeles County Sheriff's Department, the Los Angeles Police Department, the Sheriff departments of Riverside, San Bernardino and Ventura Counties, and federal agencies like the FBI, DEA and ATF. 'Unsolved with Steve Gregory' airs Saturdays from 8:00 - 10:00 PM on KFI-AM 640 and is also available online at kfiam640.com and via the iHeartRadio app. The program is hosted by award-winning journalist Steve Gregory and is co-produced by Jacob Gonzalez and Andro Mammo. 'Unsolved with Steve Gregory' is a production of the KFI News Department for iHeartMedia Los Angeles.