MISSOURI STATE HIGHWAY PATROL
a division of the
DEPARTMENT OF PUBLIC SAFETY
Troop D Headquarters - 3131 East Kearney Street, Springfield, MO 65803
News Release
For further information please contact:
Sgt. Michael McClure
417-895-6868
D25864-7
August 27, 2025
EMPHASIS:
Captain Dale O. Jinkens Announces Promotions
Captain Dale O. Jinkens, commanding officer of Troop D, Springfield, is pleased to announce the following promotions effective September 1, 2025.
Corporal David L. Johnson has been promoted to the rank of sergeant and designated supervisor of Zone 2, serving Greene County. Johnson was appointed to the Patrol on January 16, 2009, as a member of the 89th Recruit Class. After graduating from the Patrol’s Law Enforcement Academy, he was assigned to Troop A serving Johnson County. In October 2013, Johnson transferred to Troop D, Zone 3, serving Polk County. He was promoted to corporal on August 1, 2019, and designated assistant supervisor of Zone 10, serving Webster County. On September 1, 2021, he transferred to zone 2.
Sergeant Johnson is a native of Warsaw, MO. He graduated from Warsaw High School in 2005. He graduated from the University of Central Missouri in 2008.
Corporal Brian O’Sullivan has been promoted to the rank of sergeant and designated supervisor of Zone 8, serving Barton and Vernon counties. O’Sullivan was appointed to the Patrol on March 15, 2000, as a member of the 77th Recruit Class. After graduating from the Patrol’s Law Enforcement Academy, he was assigned to Troop D, Zone 9, serving Cedar and St. Clair counties. In September 2005, he transferred to Zone 8 where he promoted to corporal in 2022.
Sergeant O’Sullivan is a native of Lamar, MO. He graduated from Lamar High School in 1997.
Trooper Jared R. Chronister has been promoted to the rank of corporal and designated as assistant supervisor of Zone 2, serving Greene County. Chronister was appointed to the Patrol on January 8, 2018, as member of the 105th Recruit Class. After graduating from the Patrol’s Law Enforcement Academy, he was assigned to Troop E, Zone 8, serving New Madrid and Pemiscot counties. In May of 2020, he transferred to Troop I, Zone 2, serving Phelps and Maries counties. He transferred to Troop D, Zone 1 on December 31, 2023.
Corporal Chronister is a native of Cabool, MO. He graduated from Cabool High School in 2015. He graduated from Drury University in 2017.
The Missouri State Highway Patrol is hiring! The Patrol offers over 60 career paths. For all current openings, visit
https://bit.ly/MSHPCareers
or to apply for trooper or commercial vehicle officer positions, visit
www.joinmshp.us
to apply today..
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