COLUMBUS – Columbus Police Investigator Greg Sealock has been promoted to Sergeant, following unanimous council approval.
Sealock is a 23-year veteran of the Columbus Police force, and received his Bachelor’s in Criminal Justice from the University of Nebraska-Kearney. Sealock is also a licensed polygraph examiner through the Backster School of Lie Detection says the city.
Sealock has held several positions with CPD, working as a patrol officer, field training officer, criminal investigator, undercover drug investigator, and polygrapher, says the city.
He has also been a member of the SNARE Drug Task force, Northeast Nebraska Clandestine Lab Team, and Nebraska Association of Polygraph Examiners.