Lethal Weapon 3 1992

Martin Riggs and Roger Murtaugh pursue a former LAPD officer who uses his knowledge of police procedure and policies to steal and sell confiscated guns and ammunition to local street gangs.

When a rogue ex-cop begins trafficking stolen police weapons to gang members across Los Angeles, detectives Riggs and Murtaugh must stop him before the city descends into chaos. The case becomes personal as they hunt someone who knows every trick in the LAPD handbook, turning their knowledge of the system into a lethal advantage. It's a high-stakes race against the clock with bullets flying and betrayal lurking within their own department.