Crime Solvers Central
CSC
221 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.
Case Description
Any updates on this case? Let us know!
In the summer of 1993, a chilling series of events unfolded in Mason City, Iowa, culminating in the death of 34-year-old Greg Nicholson. A male resident of the city, Nicholson found himself entangled in the dangerous world of methamphetamine trafficking, a connection that would ultimately cost him his life. His story is not just one of a drug deal gone wrong but a calculated act of witness elimination that silenced multiple voices.

Nicholson had been arrested on federal drug charges and, ...Read More
Victim Details

Greg Nicholson

Male

Mason City

IA

1993-07-24

34

Greg

Nicholson

01/21/2026