Det. Clay Peeler

Detectve Peeler retired after 36 years in law enforcement, to include state and local agencies; 24 with St. Louis County Police Department. His positions included supervisory levels, tactical units, fugitive and warrants, field training instructor since 1987 (patrol and crime scene) and crime scene investigation for 20 years. He earned a Bachelor of Science from Southeast Missouri University. He is a board certified Senior Crime Scene Analyst with highly specialized backgrounds in death investigation, blood spatter interpretation, shooting reconstruction, accident reconstruction, arson and explosions, clandestine gravesites, pattern injuries, scene reconstruction, and event sequencing. He is a recognized expert witness in crime scene investigation. He has instructorships in numerous disciplines since 1985, but has specialized in basic and advanced Crime Scene Investigation since 1999 at area training facilities and police academies. In addition to managing investigation scenes for St. Louis County and area police departments, task forces, Greater St. Louis Area Major Case Squad, and officer involved shooting teams; he has worked closely with both St. Louis County and St. Louis City Medical Examiners’ office forensic pathologists for autopsy documentation.

After retiring, he opened CP Crime Scene Consulting and Seminars to provide training in numerous law enforcement areas.

During the COVID pandemic Det. Peeler was asked to return to the St. Louis County Police Department Office of Emergency Management to facilitate fatality management.

Det. Peeler retired from the St. Louis County Police Department again in January 2021.

Colonel Mary T. Barton

Chief Barton began her law enforcement career after receiving her Bachelor's Degree in Criminal Justice from Southwest Texas State University. She joined the St. Louis County Police Department in October 1978 and has held numerous supervisory, command, and executive command level positions in all Department Divisions (Patrol, Operational Support, Criminal Investigation, Special Operations and Human Resources). After 41 plus years of service, she was appointed Chief of the St. Louis County Police Department on May 1, 2020. Chief Barton retired with 43 plus years of service on January 1, 2022.

Chief Barton has received numerous awards, commendations, and letters of appreciation throughout her career. In 1983 she was nominated and included in the Outstanding Young Women in America. In 2005, she was selected by the National Register's Who's Who in Executives and Professionals. She earned a Master’s Degree in Management and Human Resource Training and Development from Webster University in 1991. Chief Barton is a graduate of the FBI National Academy, Class 237 and the Senior Management Institute of Police (S.M.I.P.) in Boston, MA.

Barton also instructed numerous classes at the County and Municipal Police Academy. In addition, she has instructed employees in interview skills, promotion preparation, report writing, and task force development/management. Her presentations also include public, private, government, judicial and other law enforcement venues.

Chief Barton has served over twenty-five years in the Greater St. Louis Area Major Case Squad as an investigator, supervisor, Deputy Commander, and Chief Report Officer. She is a member of the International Homicide Investigator's Association. She has been a member of the Public Safety Advisory Board to the Special School District for over 25 years, developing and advising on training curriculum for vocational high school students planning to pursue law enforcement careers.

Tpr. Peter Sansone

Peter Sansone is a 23 year Public Safety veteran. This includes serving as an auxiliary firefighter, an EMT, and a 22 year career as a police officer for the St. Charles City Police Department. During his SCPD tenure his departmental assignments included: Crime Scene/Forensic Identification Officer and Accident Reconstruction Team Officer, Patrol Operations, Bicycled Unit, Business Liaison Officer, Field training Officer, and St. Charles County Regional Drug Task Force Narcotics Detective. In September 2022 Peter retired from the St. Charles City Police Department. In October 2022, Peter became a Trooper with the Illinois State Police where he is currently assigned to the Division of Forensics Crime Scene Services – Scene and Evidence Services Command Region 3. Sanson is also currently an adjunct instructor at the St. Charles Eastern Missouri Police Academy.

Peter obtained certificates from Missouri State Highway Patrol in accident reconstruction, basic and advanced crash investigation, crash reconstruction, commercial motor vehicle reconstruction and motorcycle/pedestrian crash investigation. Sansone maintains active membership through the Illinois Association of Technical Accident Investigators and the Illinois Association for Crime Scene Investigators. Sansone is also board certified with the International Association of Identification CCSI and a Fire Investigator through the Missouri Division of Fire and Public Safety.

Sansone graduated from Columbia College with a Bachelor of Science degree. He earned certifications in Crime Scene/Forensic Identification from the St. Louis County and Municipal Police Academy and Northwestern University’s Center for Public Safety. These certifications include the following specialities: crime scene investigation, crime scene reconstruction and analysis, medicolegal death investigations, and homicide investigation.

Det. Robert Keithley

Robert Keithley is currently a detective with the St. Louis County Police Department and is assigned to the St. Louis Regional Bomb & Arson Unit. He has been assigned to this unit for the past twelve years and has been a police officer for twenty years. Over the past seventeen years he has also investigated hundreds of fires and other explosive-related incidents. He also has testified as an expert in the origin and cause of fire/explosions.

Detective Keithley holds a bachelors degree through St. Louis University in Criminal Justice and a Graduate Certificate in Explosives Technology through the Missouri University of Science and Technology.

Additionally, Robert has lectured nationally and authored numerous articles and courses related to arson and explosives. Currently he holds the following certifications and licenses: Certified Fire Investigator through the International Association of Arson Investigators (CFI-IAAI), Certified Explosives Specialist through the ATF, Bomb Technician Certification, Certified Fire and Explosion Investigator (CFEI) through the National Association of Arson Investigators, Certified International Post-Blast Investigator (CIPBI) through the International Association of Bomb Technicians and Investigators, Hazardous Materials Technician, Explosive Breacher, and Firefighter I & II.

Terrance Ledbetter

Terrance Ledbetter retired after 40 years of experience in forensic death investigation. For 30 years he had been the Chief Investigator at the St. Louis County Medical Examiner’s Office, overseeing supervision and case management of the forensic investigation unit. Ledbetter also facilitated the medical examiner’s office response to mass fatality incidents. He is a Board-Certified medicolegal death investigator with the American Board of Medicolegal Death Investigators. Ledbetter is a State of Missouri POST Certified police officer and has been affiliated with municipal law enforcement for over 40 years.

During his tenure in law enforcement he served in the Bureau of Field Operations as a patrol officer, field training officer, and crime scene evidence technician. He also served in the Bureau of Investigation as a detective, investigating property crimes and arson. Ledbetter also served as an investigator with the Major Case Squad of Greater St. Louis. He was part of the serial murder task force investigating the south St. Louis prostitute homicides. Those homicides were classified by the Federal Bureau of Investigation- Behavioral Science Unit as the “Packer” cases.

Ledbetter served in the United States Marine Corps, and upon separation from the military he began his law enforcement career. He continued his education at Tarkio College. He is a former faculty member with the St. Louis University School of Medicine – Medicolegal Death Investigator training course. He received advanced training through the Federal Emergency Management Agency relating to mass fatality management. He provides instruction nationally on the topics of Mass Fatality Incident Response, Investigation of Fatalities related to chemical, biological, nuclear, and radiological dispersal devices.

Ledbetter also provides training to area law enforcement academies relating to the role of law enforcement with the medical examiner-coroner. That training also includes, forensic death scene evidence and substance and psychosis induced excited delirium deaths. Additionally, the training includes major case crime scene investigation involving civil unrest – Ferguson 2014.

Sgt. Kenneth Enz

Kenny Enz has been in Law Enforcement since 2012. He is currently a Sergeant with the St. Charles City Police Department and is assigned to the Operations Bureau. Kenny is a certified Crash Reconstruction Officer and has attended basic & advanced crash investigation, crash reconstruction, commercial vehicle crash investigation, and injury biomechanics in crash reconstruction.

He is also a Type II breath instrument supervisor, Drug Recognition Expert, Standardized Field Sobriety Test Instructor, Police Laser/RADAR Instructor, StopStick Instructor, FAA certified Drone Pilot, and a Motor Officer.

Kenny has a specialist instructor license through Missouri POST and is an adjunct instructor for the Eastern Missouri Police Academy. He has earned awards from MADD for his successful efforts in DWI enforcement and St. Charles Crime Stoppers for his successful investigative work.

He earned his Associate’s degree from the St. Charles Community College and is working to earn his Bachelor’s Degree from Lindenwood University. Kenny’s certifications and trainings were obtained from the Missouri State Highway Patrol, Institute of Police Technology & Management, Missouri Safety Center, Missouri Office of Prosecution Services, and Eastern Missouri Police Academy.

Det. Sgt. John Wall

Detective Sergeant Wall retired after 34 years in law enforcement, serving 24 plus years with the St. Louis County Police Department. His assignments included positions within the Divisions of Patrol, Criminal Investigation, Special Operations, and Operational Support, holding the ranks of police officer, detective and sergeant. Prior to his public law enforcement career, he served honorably for four years, in the United States Air Force, holding the rank of sergeant, as a Security Police Specialist.

Sgt. Wall has 22 years investigative experience in the following areas: local/state/federal drug crimes, homicides, robberies, sexual assaults, hate crimes, critical incidents, criminal aspects of civil unrest, and mass casualty/fatality events. As a Certified Force Science Analyst, he investigated and supervised numerous officer-involved incidents, shootings, and deaths.

Sgt. Wall is a Missouri P.O.S.T. Certified Generalist and Specialist Instructor. He served as the Basic Training Supervisor at the St. Louis County and Municipal Police Academy for two and one-half years and also instructed numerous continuing education classes in Criminal Investigation. Sgt. Wall held administrative assignments as liaison to the United States Department of Justice (DOJ) and Community Oriented Policing Services (COPS). In addition, he was selected as the police department’s supervisor assigned to the DOJ’s Collaborative Reform Project.

During his years of service, in addition to earning several specialized certifications in criminal drug investigations, he has received numerous awards, letters of commendation, and citizen’s appreciation letters.

Det. Vincent Bazzoni

Detective Bazzoni is currently serving with the Lincoln County Sheriffs Department after retiring from St. Louis County Police Department in 2023. Prior to entering the field of law enforcement Detective Vincent Bazzoni served three and one half years active duty as a United States Marine. He entered the police academy in 1991, and after graduating, he worked for the Calverton Park and Vellefontaine Neighbors Police Departments. He spent those six years in the Division of Patrol, Field Training Instructor, and Crime Scene Officer. Det. Bazzoni also holds a Missouri POST Generalist Instructor Certification.

In 1997, Det. Bazzoni joined the St. Louis County Police Department and is currently assigned as the West County Precinct Detective. His St. Louis County career also includes assignments in Division of Special Operations - Metro Air Support Unit. He was also selected as and is currently a member of the Greater St. Louis Area Major Case Squad. Bazzoni rose through the squad ranks and in 2019, was selected as Chief Report Officer. His squad duties include new member training and annual retraining sessions. Among his many accomplishments are numerous Chief's Commendations, Awards of Excellence, and Citizen Letters of Appreciation.