BALTIMORE (WJZ) — It’s a cold case–30-years in the making. Now city police are asking for the public’s help in solving a murder.

In 1983, Samuel Williams was found shot near railroad tracks in the 4000-block of Wabash Avenue.

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His injuries were fatal.

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Detectives never found a suspect in the shooting.

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Now, three decades later, they’re urging anyone with information to call investigators at 410-396-2100 or Metro Crime Stoppers at 1-866-7-LOCKUP.