The Lewis-Clark Valley Murders concept

The Lewis–Clark Valley murders refer to a cluster of unsolved murders and disappearances that occurred in the Lewiston-Clarkston metropolitan area of northern Idaho between 1979 and 1982. Law enforcement investigators have identified four victims and possibly a fifth that are connected to a single suspect.

https://en.wikipedia.org/wiki/Lewis%E2%80%93Clark_Valley_murders

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